Altered Beast: Guardian of the Realms (Gameboy Advance)

Zeus, creator and ruler of the guardians of the gates, raises you from your grave! To this end you must go forth and defeat a new, unknown evil that has been ravaging the universe to collect the keys and essence of each world.

Orbs of Essence transform you from man to beast creatures like dragon and scorpion

Two Multi-Player Modes: 2-Player Co-Op Story Mode and Four Player Battle Arenas

Collect power ups like shockwave and venom for special attacks