Nekroz of Valkyrus [THSF-EN017] Secret Rare XY158 your opponent cannot activate any

your opponent cannot activate any Spell or Trap Cards until the end of the Damage Step

At the end of the Damage Step

Set: Spell Ruler Card type: Normal Spell Rarity: Ultra Rare Pay 1000 Life Points

You can only use each of these effects of "Nekroz of Valkyrus" once per turn

Nekroz of Valkyrus [THSF-EN017] Secret Rare XY158 your opponent cannot activate anySet: The Secret Forces Card type: Ritual Effect Monster Rarity: Secret Rare Attack: 2900 Defense: 1700 You can Ritual Summon this card with any "Nekroz" Ritual Spell Card. Must be Ritual Summoned, without using any Level 8 monsters, and cannot be Special Summoned by other ways. You can only use each of these effects of "Nekroz of Valkyrus" once per turn. When an opponent's monster declares an attack: You can banish 1 "Nekroz" card from your Graveyard,