Carnival Grifters

Grifters Gonna Grift— {4}{r}: Roll a d20.
1—9 | Carnival Grifters deal 2 damage to each
opponent.
10—19 | Each player discards a card, then draws
a card.
20 | Create two Treasure tokens. (They're artifacts
with "{t}, Sacrifice this artifact: Add one mana of
any color.")