Mercurial Chemister
From Commander 2020 set
Mercurial Chemister
Creature — Human Wizard
2/3
, : Draw two cards.
, , Discard a card: This creature deals damage to target creature equal to the discarded card's mana value.
Rulings
- If the discarded card has in its mana cost, X is 0.
- If the discarded card has no mana symbols in its upper right corner (because it's a land card, for example), its mana value is 0.