Molten Echoes [Commander 2020] 265 Set: Unhinged Type: Artifact Rarity:

Set: Unhinged Type: Artifact Rarity: Rare Cost: {15} {T}: Add {∞}

Set: Sword & Shield: Evolving Skies Type: Dragon Rarity: Ultra Rare Retreat cost: Colorless

that player may pay {4}

Set: HeartGold & SoulSilver: Unleashed Type: Psychic Rarity: Ultra Rare Retreat cost: 0

This is one of its dead ends

Molten Echoes [Commander 2020] 265 Set: Unhinged Type: Artifact Rarity:Set: Commander 2020 Type: Enchantment Rarity: Rare Cost: {2}{R}{R} As Molten Echoes enters the battlefield, choose a creature type. Whenever a nontoken creature of the chosen type enters the battlefield under your control, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.