You can target 1 "Superheavy Samurai" monster you control; equip this monster from your hand or field to that target. While this card is equipped to a monster by this effect, monsters your opponent controls cannot attack monsters you control, except the equipped monster. You can Tribute a monster you control equipped with this card by this card's effect; Special Summon 1 "Superheavy Samurai" monster from your Deck. You can only use this effect of "Superheavy Samurai Soulpeacemaker" once per turn.