Clear Cube (MZTM-EN039) - Maze of the Master 1st Edition

You are unaffected by the effects of "Clear World". During your Main Phase, you can Normal Summon 1 monster that mentions "Clear World", in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) If this face-up card in its owner's control leaves the field by an opponent's card: You can Special Summon 1 monster that mentions "Clear World" from your Deck.