6eeba363_onsters___Yu_Gi_Oh__Card_Guide__Card_Text
[Card Name] Naturia Exterio [Type] Fusion/Effect Monster [Attribute] EARTH [Sub Type] Beast [ATK] 2800 [DEF] 2400 [Card Text] 
"Naturia Beast" + "Naturia Barkion" A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. While this card is face-up on the field, you can negate the activation of a Spell/Trap Card, and destroy it, by removing from play 1 card from your Graveyard, then sending the top card of your Deck to the Graveyard.
Yu-Gi-Oh! Level 10 Monsters - Yu-Gi-Oh! Card Guide