Evilswarm Thunderbird [HA07-EN051] Secret Rare Cyberdark Impact Set: 2015 Mega-Tins Mega Pack

Set: 2015 Mega-Tins Mega Pack Card type: Effect Monster Rarity: Rare Attack: 1700 Defense: 900 Once per turn

or 10 DARK Xyz Monster you control with 2 or more Xyz Materials as the Xyz Material

Special Summon 1 "Dark Magician" from your Deck (this is a Quick Effect)

All monsters your opponent controls lose 100 ATK for each face-up Spell/Trap Card you control

while this card is face-up on the field

Evilswarm Thunderbird [HA07-EN051] Secret Rare Cyberdark Impact Set: 2015 Mega-Tins Mega PackSet: Hidden Arsenal 7: Knight of Stars Card type: Effect Monster Rarity: Secret Rare Attack: 1650 Defense: 1050 During either player's turn, when a card or effect is activated (except during the Damage Step): You can banish this card you control. During the next Standby Phase, return this card banished by this effect to the field, and if you do, it gains 300 ATK. You can only use the effect of "Evilswarm Thunderbird" once per turn.