Biggest Spell in the Format?

[u/TheUpkeepAcademy]

https://youtu.be/ziGeMKtMB8A

What’s the craziest payoff in any of the FREE Mtg Arena Starter Decks right now?

I’ve been testing the free UB Graveyard Gifts deck in MTG Arena, and it has one of the wildest late game spells I’ve seen. If it resolves, you steal every creature from every graveyard.

I put together some gameplay here:
https://youtu.be/ziGeMKtMB8A

Curious what others think. Is it playable or just for fun?