New Megas have been announced for Pokémon Omega Ruby and Alpha Sapphire:
Mega Beedrill Type: Bug/Poison Ability: Adaptability-powers up moves of the same type as the Pokémon
Mega Pidgeot Type: Normal/Flying Ability: No Guard -all moves of this Pokémon and its target are now 100% accurate
Mega Steelix Type: Steel/Ground Ability: Sand Force-increases power of certain moves during Sandstorms
Mega Glalie Type: Ice Ability: Refrigerate- turns Normal moves into Ice moves
Not much is known about Mega Latios and Latias but you will be able to fly on them and search for rare Legendaries in the sky. How cool is that!
Pokémon Omega Ruby and Alpha Sapphire will be out November 21st. Which is just less than a month away!