Tri-Brigade Showdown

If a Beast, Beast-Warrior, or Winged Beast monster is Special Summoned to your field (except during the Damage Step): You can target 1 of your banished "Tri-Brigade" monsters; add it to your hand. After damage calculation, if your "Tri-Brigade" monster battled an opponent's monster: You can return the opponent's monster to the hand. You can only use each effect of "Tri-Brigade Showdown" once per turn.