Reality Shift [Commander 2017] Shadowmoor Tokens sacrifice it unless you sacrifice

sacrifice it unless you sacrifice two Mountains

Set: World Championship Decks 1998 Type: Creature — Faerie Rarity: Uncommon Cost: {1}{U} Flying

but use your booster pile rather than your library

Set: Kaldheim Promos Type: Sorcery Rarity: Rare Cost: {3}{R} Create X 2/1 red Dwarf Berserker creature tokens

Set: The Brothers' War Commander Type: Creature — Dragon Rarity: Rare Cost: {7}{R}{R} Artifact offering (You may cast this spell as though it had flash by sacrificing an artifact and paying the difference in mana costs between this and the sacrificed artifact

Reality Shift [Commander 2017] Shadowmoor Tokens sacrifice it unless you sacrificeSet: Commander 2017 Type: Instant Rarity: Uncommon Cost: {1}{U} Exile target creature. Its controller manifests the top card of their library. (That player puts the top card of their library onto the battlefield face down as a 2 2 creature. If it's a creature card, it can be turned face up any time for its mana cost.)