ROtris was an event from 2008. Players had a chance to earn three prizes in their inventory.
|Name||Game||Image||Way to Obtain|
|Rusty Tetramino of Competence||ROtris||Become a beginning player in "ROtris".|
|Silver Tetramino of Accomplishment||ROtris||Become an intermediate player in "ROtris".|
|Gold Tetramino of Mastery||ROtris||Become a top player in "ROtris".|