Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Break	Complete the Fifth World.
Completion	Unknown.
Empty	Complete the Sixth World.
End	Unknown.
Gimmick	Unknown.
Limits	Unknown.
Partial	Complete the Seventh World.
Power	Complete the Fourth World.
Pull and Push	Complete the Third World.
Pull	Complete the First World.
Push	Complete the Second World.