عالم صغير

Reveal 1 monster in your hand and show 1 monster in your Deck with its same Type, Attribute, Level, ATK, or DEF (exactly 1 of these), and if you do, banish the revealed monster face-down, then add 1 monster from your Deck to your hand with the same Type, Attribute, Level, ATK, or DEF (exactly 1 of these) as the shown monster, and if you do, banish the shown monster face-down. You can only activate 1 "Small World" per turn.