Arrow Volley Trap is a uncommon Instant — Trap card from Duel Decks: Speed vs. Cunning (DDN), collector number 71. Current market price: $0.15, TCGplayer market prices via Scryfall.
If four or more creatures are attacking, you may pay {1}{W} rather than pay this spell's mana cost. Arrow Volley Trap deals 5 damage divided as you choose among any number of target attacking creatures.