If this card, Special Summoned from the Extra Deck, is used as Synchro Material, banish it. If this card is Normal Summoned: You can change its battle position. You can only use each of the following effects of "Gigathunder Giclops" once per turn. If the battle position of this card is changed: You can target 1 face-up Spell/Trap on the field; destroy it. If this card is destroyed in the Pendulum Zone: You can return 1 card from your Pendulum Zone to the hand.