Liberator, Urza's Battlethopter [The Brothers' War: Prerelease Promos]Set: The Brothers' War: Prerelease Promos Type: Legendary Artifact Creature Thopter Rarity: Rare Cost: {3} Flash Flying You may cast colorless spells and artifact spells as though they had flash. Whenever you cast a spell, if the amount of mana spent to cast that spell is greater than Liberator, Urza's Battlethopter's power, put a +1 +1 counter on Liberator.

If there are no mining counters on Gemstone Mine

Collectors’ Edition Type: Creature — Elf Druid Rarity: Common Cost: {G} {T}: Add {G}

the Royal Assassins choose their victims carefully

Choose an instant or sorcery card exiled this way and copy it three times

plus 2 new subclasses

exile the bottom card of each opponent's library face down

Before the Sun Empire was born

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {1}{B}{R} As an additional cost to cast this spell

10 Commons

untapped creatures you control get +0/+2

Set: Zendikar Rising Expeditions Type: Land Rarity: Mythic Morphic Pool enters the battlefield tapped unless you have two or more opponents

"Maybe they wanted to be on the winning side for once