Summon Reactor - SK [CRMS-EN012] Common Field Spell when a Spell/Trap Card is

when a Spell/Trap Card is activated: You can negate the activation

Set: The Lost Millennium Card type: Effect Monster Rarity: Rare Attack: 1800 Defense: 200 If this face-up card on your side of the field is removed from play

except "D/D Savant Copernicus"

and you add the other card to your Extra Deck face-up

select up to 5 cards from either Graveyards and return them to the Deck

Summon Reactor - SK [CRMS-EN012] Common Field Spell when a Spell/Trap Card isSet: Crimson Crisis Card type: Effect Monster Rarity: Common Attack: 2000 Defense: 1400 The first time a monster(s) is Summoned to your opponent's side of the field each turn, inflict 800 damage to your opponent. During the Battle Phase of the turn this effect is activated, you can negate the attack of 1 monster your opponent controls. You can send 1 face up "Trap Reactor Y FI", 1 face up "Spell Reactor RE" and this face up card you control to the