Liberation of Mazcab
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Liberation of Mazcab | ||||
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Released | 13 July 2015 (Update) | |||
Members | Yes | |||
Location | Mazcab | |||
Music | ||||
Infobox • Talk page |
The Liberation of Mazcab is a raid, a high-level boss encounter designed for a group of ten players. It takes place on the world Mazcab, in a former goebie temple and the surrounding canals. The raid features two bosses: airut warrior Beastmaster Durzag and the corrupted water spirit Yakamaru are fought in the Pit of Trials and the nearby canals, respectively. A number of other enemies and a puzzle also appear. The bosses must be fought in order, unless all players in the group have already defeated the Beastmaster and solved the canal puzzle.
Liberation of Mazcab is the first and only raid added to RuneScape, and accessing it requires the use of the Grouping System to enter and being in the raid group.
The rewards from the encounters include teci, the currency used to purchase level 90 tank armour sets for all three combat styles and a number of ability codices, as well as achto versions of the armours, as well as pets. Obtaining all unique drops from Durzag and Yakamaru will unlock the title, [Name] the Liberator.
Dungeon info[edit | edit source]
Liberation of Mazcab | |
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Floors | 1 |
Cannons allowed | Disallowed |
Resource dungeon | No |
Databox • Talk page |
Overview[edit | edit source]
The Liberation of Mazcab features two bosses, Beastmaster Durzag and Yakamaru, who need to be defeated in order, as well as a canal puzzle section separating the encounters. The first fight and the maze can be bypassed provided all players in the group have previously reached the Yakamaru fight; otherwise the full raid needs to be completed in order to reach the second boss. On death gravestones appear in the Graveyard area although they can also sometimes appear closer to the instance entrance. One can easily run back in time and retrieve their items through the Bandit Camp lodestone.
Goebie prisoners[edit | edit source]
Once the raid instance is created, players must jump down a platform into Durzag's arena and speak to the goebie there. After agreeing to help him, a number of Goebie prisoners will appear, followed by airut and chargers, and eventually Cormes. Players must kill 39 to progress to the next part of the raid.
Beastmaster Durzag[edit | edit source]

Beastmaster Durzag is an extremely powerful level 2,000 Airut accompanied by his two pets, Tuz and Krar. When his pets are next to Durzag, he will be able to deal more damage. Later in the fight, Durzag will release a number of chargers to attack players, but their numbers can be reduced by killing them earlier in the fight. Durzag has a number of other unique attacks, such as bombs.
After Durzag is defeated, players will need to find their way out of the arena by searching the cages where the chargers were when he appeared. It may take a few tries as players may be sent to another entrance as the player will be "lost" as a result. Once the correct entrance is found, all players will appear outside one pipe, with another one nearby leading to the canal.
Canals[edit | edit source]
Players will then emerge in the canal. A goebie supplier can be found at both the entrance and the end of the canal after being unlocked with 500 reputation, allowing for players to rebank when needed. Players must then fight their way through jellyfish and solve a puzzle in order to reach Yakamaru.
The puzzle consists of a series of islands with blocked Water Spouts. The jellyfish that appear must be killed to unblock the spout, which will take you to the next skirmish. They are not aggressive. Having all players attacking one jellyfish at a time by avoiding the use of AoE ancient magicks or AoE abilities other than corruption shot and corruption blast makes killing the jellyfish much easier. Deploying dreadnips at the reflecting jellyfish can temporarily disable its reflecting damage, or having a player use the Zamorakian spear special attack can be helpful to entirely negate all of the reflecting damage. Having the whole team use both Soul Split and Soul Link helps spread out the damage and healing.
Area 1 | Area 2 | Area 3 | Area 4 | Area 5 | Area 6 | |
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Special Jellyfish | 1x Durable | 1x Reflecting | N/A | N/A | N/A | 1x Durable, 1x Reflecting |
Combat Jellyfish | 5x Random | 5x Random | 5x Random | 5x Random | 5x Random | 10x Random |
Once all jellyfish are killed, have four people from the group go back to the islands which had pressure pads. One player will activate the Large Goebie Symbol by the southern bank, revealing a face. The players on the other islands must stand on the pad containing that face to unblock the canal, enabling the players to dive in at the ledge leading to the boss fight. A minimum of five players are needed to complete the puzzle unless one player can flip the block and immediately run to the closest island with the pressure pads.
Durable Jellyfish | Magical Jellyfish | Piercing Jellyfish | Meleefish | Reflecting Jellyfish Do not attack | |
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Uses | Magic, heals other jellyfish |
Magic | Ranged | Distance Melee | Melee |
Weak to | Slash | Arrows | Stab | Earth spells | Crush (cannot be attacked anyway) |
Yakamaru[edit | edit source]

Yakamaru is a massive level 10,000 guardian spirit of Mazcab, corrupted by the powerful Airut Shaman to fight under their control. Yakamaru has a number of phases that each offer unique special attacks, along with summoning various jellyfish to aid it in battle.
Once Yakamaru has been defeated, players need to exit the area via a nearby whirlpool which appears once players can loot Yakamaru's corpse.
Loot system[edit | edit source]
After being killed, Beastmaster Durzag and Yakamaru leave remains that can be looted for the drops listed on their respective pages; this uses the reward interface. If the player teleports out during or after the kill, or if the player dies during the fight but the encounter is successfully completed by the remainder of the team, the reward interface can be accessed by talking to Fetcher. This can also be used to maximise rolls on rare drops as described in the section below.
The looting system for these bosses has a lockout mechanic. After killing each boss, the player can loot its corpse or leave the arena and loot later. The loot will remain available with Fetcher until the player decides to collect it; however, doing this will make Fetcher unable to auto reset the player's lock. Once the loot is collected, the player will become ineligible to collect loot again from that boss for two daily resets. This mechanic uses a "soft" daily reset, which means it only takes effect once the player logs out, lobby or hop world after the daily reset happens. If the player has not logged out after the daily reset happened, then the player can kill the boss, collect the loot, lobby or log out and then the daily reset will count towards the next loot cycle.
The current status of raid boss loot lockout can be viewed by talking to Fetcher, and the lockout can be reset from that interface. The lockout can also be made to reset automatically as of 19 August 2019. If a player uses the automatic reset option and kills Beastmaster Durzag but doesn't kill Yakamaru by the time the two daily resets happen, the lock will be automatically reset and the player will lose the possibility to kill and loot Yakamaru on that previous loot cycle. How many daily resets are left until the next loot is available can also be checked in the bosses page in the Beast tab in game, where "1 day" means the next daily reset, and "2 days" the one after that.
While being ineligible for actual loot, a player can continuously kill those bosses for chance at pet drop. Both Durzag's helmet and Yakamaru's helmet are dropped upon the bosses death, while Lil' Tuzzy is acquired by checking the loot after each kill by talking to Fetcher.
The looting system also have two extra mechanics: forfeit and reroll. If a player chooses to kill Yakamaru before killing Beastmaster Durzag, said player will forfeit the chance of looting Beastmaster Durzag for that loot cycle. Players that have achieved 5,000 reputation in Mazcab unlock an option in the Reward interface to reroll one drop per loot cycle. This means a player can reroll Beastmaster Durzag's loot or Yakamaru's loot in the cycle.
Rewards[edit | edit source]
Unique rewards from the Liberation of Mazcab raid include level 90 tank equipment, Achto Teralith armour, Achto Tempest armour, Achto Primeval armour, as well as tradeable Mazcab ability codices and teci. The latter can be traded in the armoursmith's Raid Rewards shop for the non-Achto versions of the armour sets and specific ability codices.
The Achto armour sets share a similar effect to their inferior versions, along with the additional bonus of dealing extra damage depending on the tier of the shield or defender, and can be repaired with coins.
When a roll for an Achto armour drop from a boss is successful, the item dropped is determined by previously owned pieces and the style that the player dealt the most damage during the fight with. Wearing the armour or having it in backpack or bank in any of its variants (new, used, broken, augmented with charge, or augmented without charge) counts as owning it. The drop order from different bosses is as follows:
- Beastmaster Durzag: boots, gloves, helmet, legs, and body.
- Yakamaru: gloves, boots, helmet, legs, and body.
This means that a successful roll for an Achto armour drop yields the piece earlier in these lists if unowned, and it will be of the style used to deal most damage during the fight. The drop order takes priority; if dealing most damage with Magic and Achto Primeval boots are already owned but no other boots are, then a successful roll for an Achto armour drop from Beastmaster Durzag would yield either Achto Teralith boots or Achto Tempest boots at random. Once all the Achto armour pieces are owned, successful rolls yield a random armour piece.
Maximising rolls on rare drops[edit | edit source]
Yakamaru has a better chance at rare drops than Beastmaster Durzag. And for this reason, a player can maximise the rolls on rare drops by utilising the reroll and the possibility to loot later by talking to Fetcher. To do this, a player should follow the listed steps:
- Kill Beastmaster Durzag and don't loot.
- Kill Yakamaru and don't loot.
- Equip your luck item or drink your luck potion.
- Talk to Fetcher.
- Select the option to loot Yakamaru. If the loot doesn't contain a rare, use your reroll now.
- Select the option to loot Beastmaster Durzag. If you haven't used your reroll on Yakamaru's loot, and if Beastmaster loot doesn't contain a rare, then use your reroll.
If all Achto armour pieces are already owned, dropping a body armour piece can be done to force a successful roll rewarding another body worth more than the other pieces.
Achievements[edit | edit source]
In addition, to typical kill count achievements, each Liberation of Mazcab boss has 5 unique achievements requiring to defeat the boss with special conditions. Once the Hero of the Goebies meta achievements is completed, the title [Name] the Daredevil is unlocked.
There are 26 achievements in this group.
Name | Description | Subsubcategory | ![]() |
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All Together Now | Defeat all four images of Yakamaru within ten seconds of one another. | Yakamaru | 70 |
Animal Cruelty | Have Durzag deal the killing blow to both Tuz and Krar. | Beastmaster Durzag | 60 |
Beastmaster Durzag | Defeat Beastmaster Durzag. (X/1) | Beastmaster Durzag | 0 |
Better Not Touch | Defeat Yakamaru with all but one member of the raid still poisoned. | Yakamaru | 65 |
Cormes and Goes | Defeat Durzag without killing Cormes. | Beastmaster Durzag | 50 |
Day at the Aquarium | Defeat Yakamaru with one durable jellyfish and one reflecting jellyfish still alive. | Yakamaru | 50 |
Day at the Pound | Defeat Durzag without opening any of the charger cages in the arena walls. | Beastmaster Durzag | 60 |
Gong Maintenance Expert | Defeat Durzag with all gongs repaired but un-used. | Beastmaster Durzag | 50 |
Hero of the Goebies | Complete all of the listed Beastmaster Durzag and Yakamaru achievements. | N/A | 75 |
Make Friends and Influence People | Use asphyxiate on Yakamaru's north pool and have the whole raid survive. | Yakamaru | 50 |
Master of Beatings I | Defeat Beastmaster Durzag. (X/5) | Beastmaster Durzag | 5 |
Master of Beatings II | Defeat Beastmaster Durzag. (X/10) | Beastmaster Durzag | 5 |
Master of Beatings III | Defeat Beastmaster Durzag. (X/25) | Beastmaster Durzag | 5 |
Master of Beatings IV | Defeat Beastmaster Durzag. (X/50) | Beastmaster Durzag | 5 |
Master of Beatings V | Defeat Beastmaster Durzag. (X/75) | Beastmaster Durzag | 5 |
Master of Beatings VI | Defeat Beastmaster Durzag. (X/100) | Beastmaster Durzag | 5 |
My Goebie Homies | Obtain maximum reputation with the goebies on Mazcab. | N/A | 20 |
Prison Riot | Have at least one goebie survive the fight with Durzag. | Beastmaster Durzag | 50 |
Rewind | After defeating all of the images of Yakamaru, allow the boss to consume a durable jellyfish. | Yakamaru | 60 |
Yak and Ruin I | Defeat Yakamaru. (X/5) | Yakamaru | 5 |
Yak and Ruin II | Defeat Yakamaru. (X/10) | Yakamaru | 5 |
Yak and Ruin III | Defeat Yakamaru. (X/25) | Yakamaru | 5 |
Yak and Ruin IV | Defeat Yakamaru. (X/50) | Yakamaru | 5 |
Yak and Ruin V | Defeat Yakamaru. (X/75) | Yakamaru | 5 |
Yak and Ruin VI | Defeat Yakamaru. (X/100) | Yakamaru | 5 |
Yakamaru | Defeat Yakamaru. (X/1) | Yakamaru | 0 |
Music unlocked[edit | edit source]
Transcript[edit | edit source]
Gallery[edit | edit source]
Promotional and concept art[edit | edit source]
Concept art of an unreleased airut shaman boss.
Concept art for an unreleased Tuska inspired monster which may have been intended for raids.
Teralith equipment concept art.
Primeval equipment concept art.
Tempest equipment concept art.
Pre-release[edit | edit source]
Achto Teralith equipment in-game.
Achto and regular Primeval equipment in-game.
Achto and regular Tempest equipment in-game.
In-game[edit | edit source]
Cormes, one of Beastmaster Durzag's pets.
Krar, one of Beastmaster Durzag's pets.
Tuz, one of Beastmaster Durzag's pets.
Achto Teralith equipment, high-level Melee tank armour.
Achto Primeval equipment, high-level Magic tank armour.
Achto Tempest equipment, high-level Ranged tank armour.
Credits[edit | edit source]
Liberation of Mazcab | |
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Developers | |
Developer | Mod Avatar, Mod Chris L, Mod Deg, Mod Ollie |
Art & Graphics | |
Concept | John McCambridge |
Quality Assurance | |
Quality assurance | Mod Ramen |
Audio | |
Composition | Mod Bond |
Databox • Talk page |
Update history[edit | edit source]
- update 9 January 2023 (Update):
- The demoninators for base drop rates for Achto Primeval, Tempest, and Teralith equipment is halved and rounded down from Beastmaster Durzag and Yakamaru.
- Owning the respective non-Achto equipment piece no longer halves and rounds down the denominators for base drop rates for Achto Primeval, Tempest, and Teralith equipment from Beastmaster Durzag and Yakamaru.
- patch 14 March 2022 (Update):
- Removed the third option offered by the raid as there is no boss for it.
- patch 16 August 2021 (Update):
- Teleport restrictions have been removed from the boss encounters for the Liberation of Mazcab raid.
- patch 7 December 2020 (Update):
- Fixed a bug where certain items couldn't be used in some areas of Liberation of Mazcab.
- patch 1 September 2020 (Update):
- A new toggle has been added to Reward Chest interfaces which allows players to loot items in noted or unnoted form.
- patch 10 February 2020 (Update):
- Fixed an issue with the four face buttons not animating when stood on during the canal puzzle section in the Liberation of Mazcab raid.
- ninja 12 February 2018 (Update):
- A leave option now appears on Beastmaster Durzag's corpse once he has been looted to take players to the front gate of the raid.
- patch 25 March 2019 (Update):
- If you are in a group and readied up you can right click the Raid barrier and click 'Choose a boss (practice mode)' from there any of the options will take you to that part of the raids boss fight.
- During this time, if the group kills the boss they will get no loot, KC, boss times, etc.
- You can't progress through the raid at all and have to leave after each kill.
- patch 10 April 2017 (Update):
- A quick chat response has been added for the Raids Puzzle when another player mentions the same quick chat phrase.
- patch 11 January 2016 (Update):
- Players can now use a right-click, quick-start option on the Goebie in the Beastmaster pit to bypass the chat.
- patch 28 September 2015 (Update):
- Familiars will no longer become attackable inside Yakamaru's arena
- Magic tree seeds have been removed from Beastmaster Durzag's and Yakamaru's drop tables.
- patch 1 September 2015 (Update):
- Players can no longer re-roll raids loot twice within the same lockout period.
- Jellyfish that kill players in the Yakamaru encounter no longer sit idle on top of their prey's corpse.
- All remaining jellyfish will now die once Yakamaru reaches 0 health.
- patch 24 August 2015 (Update):
- Players who already own unused or fully broken Achto Mazcab armour will now receive unowned pieces rather than duplicate pieces when looting Raids bosses.
- patch 10 August 2015 (Update):
- Cormes will no longer go rogue and start attacking Durzag.
- Yakamaru's sharks no longer trigger outside of the Raids area.
- Vengeance and Reflect Damage no longer makes Yakamaru skip phases.
- Stun pool Yakamaru can now reach people who stand north during mirage phase.
- Planks will now be cleared when leaving and starting the Yakamaru raid encounter.
- patch 20 July 2015 (Update):
- The Raid boss drop tables have been vastly improved: Beastmaster Durzag will award values between 1 and 2 million and Yakamaru will award values between 2 and 3 million.
- Yakamaru's position in the Beasts tab listings has been fixed.
- The Lil' Tuzzy pet is now displayed correctly on the Beasts tab.
- The bank and bankers on Mazcab will now provide a heal-over-time effect.
- A bonfire has been added next to the entrance to Raids.
Trivia[edit | edit source]
- Prior to an update on 16 August 2021, players could not teleport out of either arena after entering until the boss was defeated. Attempting to teleport out displayed the message A magical force prevents your teleport!. However, players could leave the arena by leaving or being kicked from their group.
- A continuation of the Mazcab raids was considered, with pieces of concept art showcasing the inaccessible temple and more bosses, such as an airut shaman as well as fire and air elementals. However, those plans were ultimately abandoned, as raids were considered an experiment that didn't reach broad enough audience. The Elite Dungeons released from 2018 onwards serve similar purpose of group encounters with multiple bosses and area progression.
Bosses | |
Minions | |
Goebies | |
Rewards | |
Abilities and unlocks | |
Teralith equipment | |
Tempest equipment | |
Primeval equipment | |
Imbued rings | |
Locations | |
Music | |
Miscellaneous |