
If an opponent drew three or more cards this turn, you may pay {R} rather than pay this spell's mana cost.
Runeflare Trap deals damage to target player equal to the number of cards in that player's hand.
Runeflare Trap has 1 printing, first in Zendikar (2009). EDHREC ranks it #15,873 among Commander cards. It appears most in Red Death, Shipwrecker decks (610 on EDHREC). It has 4 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.