Gem-Knight Prismaura [HA06-EN020] Secret Rare Ancient Prophecy •3+: You can send a

•3+: You can send a ""Crystal Beast"" monster you control to the Graveyard to negate the activation of a Spell or Trap Card and destroy it

• Green Gadget: If this card attacks a Defense Position monster

You can only use this effect of "Shooting Riser Dragon" once per turn

If this card attacks your opponent directly and reduces their Life Points to 0

Gem-Knight Prismaura [HA06-EN020] Secret Rare Ancient Prophecy •3+: You can send aSet: Hidden Arsenal 6: Omega Xyz Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 2450 Defense: 1400 1 "Gem Knight" monster + 1 Thunder Type monster Must first be Fusion Summoned. Once per turn: You can send 1 "Gem Knight" card from your hand to the Graveyard to target 1 face up card on the field; destroy that target.