Spirit Cairn [Commander 2020] SPA Pala del cementerio then you may cast an

then you may cast an instant or sorcery card with converted mana cost equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost

Set: XY: Evolutions Type: Basic Fire Energy Rarity: Common

you may counter target spell unless its controller pays {1}

Set: Unstable Tokens Type: Token Creature — Rogue Common Cost: Menace

Set: Planechase Anthology Type: Instant Uncommon Cost: {2}{G} Destroy target permanent

Spirit Cairn [Commander 2020] SPA Pala del cementerio then you may cast anSet: Commander 2020 Type: Enchantment Rarity: Uncommon Cost: {2}{W} Whenever a player discards a card, you may pay {W}. If you do, create a 1 1 white Spirit creature token with flying. The most beautiful souls shine even in death.