Siren's Call [Limited Edition Alpha] OP04-EN002 but their effects are negated

but their effects are negated

Set: Unlimited Edition Type: Artifact Rarity: Uncommon Cost: {4} {1}

That land is a Swamp for as long as it has a mire counter on it

if your opponent adds a card(s) from their Deck to their hand (except during the Draw Phase or the Damage Step): You can banish 1 random card from your opponent's hand

Set: Supreme Victors Type: Fire Rarity: Secret Rare Retreat cost: 1 [RRR] Hyper Flame (60) Flip a coin

Siren's Call [Limited Edition Alpha] OP04-EN002 but their effects are negatedSet: Limited Edition Alpha Type: Instant Rarity: Uncommon Cost: {U} Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy all non Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.