Ulamog, the Defiler [Modern Horizons 3 Prerelease Promos]

Ulamog, the Defiler [Modern Horizons 3 Prerelease Promos]Set: Modern Horizons 3 Prerelease Promos Type: Legendary Creature Eldrazi Rarity: Mythic Cost: {10} When you cast this spell, target opponent exiles half their library, rounded up. WardSacrifice two permanents. Ulamog, the Defiler enters the battlefield with a number of +1 +1 counters on it equal to the greatest mana value among cards in exile. Ulamog has annihilator X, where X is the number of +1 +1 counters on it.

Once in play

Set: Champions of Kamigawa Type: Sorcery Rarity: Rare Cost: {G} Whenever you cast a creature spell this turn

Set: Arena League 2000 Type: Instant Rarity: Rare Cost: {W} Search your library for an artifact or enchantment card

Set: Doctor Who Type: Land Rarity: Common {T}: Add one mana of any color in your commander's color identity

Set: Commander Legends: Battle for Baldur's Gate Type: Land Rarity: Rare Bountiful Promenade enters the battlefield tapped unless you have two or more opponents

T: Regenerate target Vampire

and that player can't activate abilities that aren't mana abilities

Set: Legions Type: Creature — Zombie Spirit Rarity: Rare Cost: {2}{B}{B} At the beginning of your upkeep

Pursuing good modeling that can be done because it is a fixed pose

Activate only during an opponent's turn

Set: Amonkhet Invocations Type: Creature — Sphinx Rarity: Mythic Cost: {4}{U}{U} Flying

Then copy each card exiled with Arcane Bombardment