Complex sentence: But though he is almost the same, he is even dumber than real Globox... he appears ONLY in Rayman Arena (on Xbox and GameCube), where he is an unlockable character.
Split into simpler sentences: But though he is almost the same, he is even dumber than real Globox. He appears only in Rayman Arena (on Xbox and GameCube), where he is an unlockable character.