Silvera, Wolf Tamer of the White Forest (Quarter Century Secret Rare) (INFO-EN038) - The Infinite Forbidden 1st Edition Condition:Near Mint opponent can only activate up

opponent can only activate up to one Magic or Trap card per turn

Card TextA dragon commonly found guarding mountain fortresses

d-block { display: block

you can send 1 Spell Card from your hand to the Graveyard to negate the activation of an Effect Monster's effect

also you cannot Special Summon from the Extra Deck for the rest of this turn

Silvera, Wolf Tamer of the White Forest (Quarter Century Secret Rare) (INFO-EN038) - The Infinite Forbidden 1st Edition Condition:Near Mint opponent can only activate upTypeSpellcaster Synchro Tuner Effect Monster AttributeLIGHT Level Rank6 ATK DEF1900 2400 Card Text1 Tuner + 1+ non Tuner monsters If this card is Special Summoned: You can change all face up monsters your opponent controls to face down Defense Position. Illusion and Spellcaster Synchro Monsters you control gain 500 ATK, also if they attack a Defense Position monster, inflict double piercing battle damage to your opponent.