Enticing Anniversary Cakes are items which can be used to fully restore all of a player's energy points. They are bound to the player they were awarded to, and cannot be traded or gifted to another player. As well, their is no way to unbound them.
The equivalent of Energy Drink (Bound).
These can only be obtained through special promotional campaign - 2 Year Anniversary, and as rewards for participating in Revenge of the Ancients Odyssey Event. Avaliable from May 7, 2014 to May 21, 2014.