Darkpact [Unlimited Edition] Nightmare Demon the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

it deals 3 damage to target creature or planeswalker an opponent controls

Set: Eighth Edition Type: Enchantment Rarity: Rare Cost: {1}{B}{B} At the beginning of your upkeep

Creatures you control can't attack

Set: Happy Holidays Type: Creature — Ooze Rarity: Rare Cost: {2}{R}{G} At the beginning of your upkeep

Darkpact [Unlimited Edition] Nightmare Demon the player can activate manaSet: Unlimited Edition Type: Sorcery Rarity: Rare Cost: {B}{B}{B} Remove Darkpact from your deck before playing if you're not playing for ante. You own target card in the ante. Exchange that card with the top card of your library.