Koma, Cosmos Serpent [Kaldheim Prerelease Promos] Predh Set: Amonkhet Invocations Type: Enchantment

Set: Amonkhet Invocations Type: Enchantment Rarity: Mythic Cost: {3}{W} If you control a creature

Set: Portal Three Kingdoms Type: Sorcery Rarity: Common Cost: {2}{W} Target creature gets +3/+3 and gains horsemanship until end of turn

Set: EX: Delta Species Type: Water Rarity: Rare Retreat cost: Colorless

but I knew it weren't no ordinary hunk o' rock

Koma, Cosmos Serpent [Kaldheim Prerelease Promos] Predh Set: Amonkhet Invocations Type: EnchantmentSet: Kaldheim Prerelease Promos Type: Legendary Creature Serpent Rarity: Mythic Cost: {3}{G}{G}{U}{U} This spell can't be countered. At the beginning of each upkeep, create a 3 3 blue Serpent creature token named Koma's Coil. Sacrifice another Serpent: Choose one Tap target permanent. Its activated abilities can't be activated this turn. Koma, Cosmos Serpent gains indestructible until end of turn.