Karakuri Gama mdl 4624 "Shirokunishi"

This card must attack, if able. If this card is targeted for an attack: Change the battle position of this card. (Quick Effect): You can banish this card from your GY, then target 1 "Karakuri" monster you control; change its battle position. You can only use this effect of "Karakuri Gama mdl 4624 "Shirokunishi"" once per turn.