Angelechy Problem [MAMS-EN112] Ultra Rare

Once per turn: You can discard 1 Spell/Trap; Special Summon 1 Level 2 "Angelechy" monster from your Extra Deck, and if you do, place 1 "Angelechy" monster from your Extra Deck to your Spell & Trap Zone as a face-up Continuous Spell. If a face-up "Angelechy" Monster Card(s) you control is destroyed by battle or card effect: You can return 1 "Angelechy" Monster Card you own from your Spell & Trap Zone to the Extra Deck, then you can Special Summon it.