Sheoldred's Terror [Unknown Event] HER019-P This effect reduces only the

This effect reduces only the amount of colored mana you pay

Set: World Championship Decks 1999 Type: Artifact Creature — Masticore — Masticore Rarity: Rare Cost: {4} At the beginning of your upkeep

Set: Double Masters 2022 Type: Creature — Elf Shaman Rarity: Mythic Cost: {G} Allosaurus Shepherd can't be countered

Set: XY: Ancient Origins Type: Fighting Rarity: Promo Retreat cost: Colorless

Set: Journey into Nyx Type: Legendary Enchantment Creature — God Rarity: Mythic Cost: {1}{W}{B} Indestructible

Sheoldred's Terror [Unknown Event] HER019-P This effect reduces only theSet: Unknown Event Type: Instant Rarity: Common Cost: {B} Destroy target creature not originally printed in an Argentum expansion. (Mirrodin, Darksteel, Fifth Dawn, Scars of Mirrodin, Mirrodin Besieged, New Phyrexia, and Phyrexia: All Will be One are Argentum expansions. Argentum is Karn's original name for that plane, now you know!)