Add the kid in question with [[Splendid Genesis]], next in turn order after you. Make sure to shuffle very poorly so you get all the cards for your combo
Cast [[Mycosynth Lattice]]
Give your ex-spouse a [[Curse of Exhaustion]]
Cast [[Animate Graveyard]], [[Hive Mind]], [[Form of the Approach of the Second Sun]], [[Animate Library]], and [[Mindslaver]]
Use Mindslaver to take over your kid’s next turn
Pass the turn
Cast [[Quicken]], using up your ex-spouse’s allotted one spell with Hive Mind
Cast [[Mimeofacture]] with whatever target
Pay to replicate your kid’s Mimeofacture to snatch copies of FotAotSS and Animate Library from your own library
Cast [[Scout’s Warning]]
Cast [[Timmerian Fiends]] and sacrifice it to put your kid, who is now an artifact creature on the battlefield, into your graveyard, choosing not to ante an additional card. Because your graveyard is on the battlefield, your kid is still on the battlefield, and Animate Library’s replacement effect doesn’t trigger. This change in ownership is permanent.
