|Release date||12 February 2015 (Update)|
|Requirements||600 Rose petals|
|Infobox • Talk page|
Efficiency is an emote that is obtainable from the 2015 Valentine's Day promotion. It can be obtained by redeeming 600 Rose petals.
It is also available in the 2016 event for 300 Valentine's petals.
Valentine's Day Promotion 2015