Forretress (21/75) [Neo Discovery 1st Edition] H12 all monsters your opponent controlled

all monsters your opponent controlled when this card was activated are changed to face-down Defense Position

Set: OTS Tournament Pack 9 Card type: Normal Spell Rarity: Common (This card's name is always treated as "Polymerization"

you can send 1 card from your hand to the Graveyard to negate its activation and destroy the card

Set: XY: Steam Siege Type: Fire Rarity: Promo Retreat cost: Colorless

When an attack is declared involving the equipped monster: Face-up Spell/Trap Cards your opponent controls have their effects negated until the end of the Damage Step (even if this card leaves the field)

Forretress (21/75) [Neo Discovery 1st Edition] H12 all monsters your opponent controlledSet: Neo Discovery 1st Edition Type: Metal Rarity: Rare Retreat cost: Colorless,Colorless,Colorless