Wall of Wood (Retro) [30th Anniversary Edition] BT13-103 you may pay {W/B}

you may pay {W/B}

If another monster(s) leaves the field by your Normal Trap effect (except during the Damage Step): You can destroy 1 card in your opponent's hand (at random) or their field

or equipment until end of turn

x1] [Your Turn] Give all of your opponent's Characters ‚àí3 cost

then if it was a Spell/Trap

Wall of Wood (Retro) [30th Anniversary Edition] BT13-103 you may pay {W/B}Set: 30th Anniversary Edition Type: Creature Wall Rarity: Common Cost: {G} Defender (This creature can't attack.) Everybody knows that to ward off trouble, you knock on wood. But usually it's better to make a wall out of the wood and let trouble do the knocking.