Reptilianne Recoil

You can target 1 monster you control with 0 ATK and 1 DARK Reptile monster in your GY; destroy that monster on the field, and if you do, Special Summon that other monster from the GY. If your opponent activates a monster effect: You can target 1 monster your opponent controls with 0 ATK; take control of it, then, Special Summon 1 "Reptilianne Token" (Reptile/EARTH/Level 1/ATK 0/DEF 0) to your opponent's field. You can only use each effect of "Reptilianne Recoil" once per turn.