Activate 1 of these effects (but you can only use each effect of "Hecahands Tartaros" once per turn);
• If you control a "Hecahands" monster: You can target 1 Spell/Trap your opponent controls; return it to the hand.
• Fusion Summon 1 "Hecahands" Fusion Monster from your Extra Deck, by banishing its materials from your field and/or GY. If you use a face-up monster you control that is owned by your opponent as material, you can treat it as a "Hecahands" monster.