Trench of Sunken Treasure (OUT094) - Outsiders Rainbow Foil

Once per Turn Instant — Put a face down card from your arsenal on the bottom of your deck: Gain [1 Resource]
Arcane Barrier 1 (If your hero would be dealt arcane damage, you may pay [1 Resource] to prevent 1 of that damage.)
Blade Break (When the combat chain closes, if this defended, destroy it.)