Thrumming Stone [The List] Commander 2020 Put one of them into

Put one of them into your hand

your education will begin

Madness {U} (If you discard this card

Set: Bloomburrow Type: Legendary Creature — Otter Wizard Rarity: Rare Cost: {3}{U}{R} Whenever you cast a spell

Whenever the Llanowar Elves gather the fruits of their forest

Thrumming Stone [The List] Commander 2020 Put one of them intoSet: The List Type: Legendary Artifact Rarity: Rare Cost: {5} Spells you cast have ripple 4. (Whenever you cast a spell, you may reveal the top four cards of your library. You may cast spells with the same name as that spell from among the revealed cards without paying their mana costs. Put the rest on the bottom of your library.)