6eeba363_onsters___Yu_Gi_Oh__Card_Guide__Card_Text
[Card Name] Naturia Gaiastrio [Type] Fusion/Effect Monster [Attribute] EARTH [Sub Type] Rock [ATK] 3200 [DEF] 2100 [Card Text] 
2 Earth Synchro Monsters During either player's turn, when a card or effect is activated that targets exactly 1 card on the field (and no other cards): You can send 1 card from your hand to the Graveyard; negate the activation, and if you do, destroy that card.
Yu-Gi-Oh! Level 10 Monsters - Yu-Gi-Oh! Card Guide