Sivvi's Ruse [Nemesis] Snake Warrior You can only use this

You can only use this effect of "Zefrasaber

Inflict 300 points of damage to your opponent's Life Points and Destroy all monsters on the field

the Sunrise Signaler" once per turn

Set: Legendary Collection 3: Yugi's World Card type: Normal Trap Rarity: Secret Rare Discard 1 card to target 1 card your opponent controls

Set: Battle Pack 3: Monster League Card type: Normal Trap Rarity: Shatterfoil Rare Change all Effect Monsters on the field to Defense Position

Sivvi's Ruse [Nemesis] Snake Warrior You can only use thisSet: Nemesis Type: Instant Rarity: Uncommon Cost: {2}{W}{W} If an opponent controls a Mountain and you control a Plains, you may cast this spell without paying its mana cost. Prevent all damage that would be dealt this turn to creatures you control.