Seviper (SM46) [Sun & Moon: Black Star Promos] 24 Set: Flaming Eternity Card type:

Set: Flaming Eternity Card type: Effect Monster Rarity: Ultimate Rare Attack: 2400 Defense: 1600 If this card is destroyed by a card effect

Neither player can declare attacks with face-up monsters with 1500 or more ATK

Set: Crimson Crisis Card type: Synchro/Effect Monster Rarity: Ultra Rare Attack: 2600 Defense: 1800 "Alien Ammonite" + 1 or more non-Tuner "Alien" monsters Once per turn

At the end of the Damage Step

except "Red-Eyes Toon Dragon"

Seviper (SM46) [Sun & Moon: Black Star Promos] 24 Set: Flaming Eternity Card type:Set: Sun & Moon: Black Star Promos Type: Psychic Rarity: Black Star Promo Retreat cost: Colorless,Colorless