merfae deck yugioh Complete Custom for Yu-Gi-Oh! up WATER monster THE CUTEST YUGIOH ARCHETYPE EVER

and Aether Vial right about now

Unholy Heat is a little more dynamic and so on average performs a little better but Wild Slash absolutely outputs more damage in my cube

You can find a list of Game Changers at scryfall.com by searching using the is:game-changer tag

Gil Garth 1st Edition Tedesca Secret Rare GLAS-EN091 Qui sotto troverete le scansioni delle carte in vendita

If you want to play in an eternal format where there's no chance of facing down this terrifying card, you could build a Timeless format MTG Arena deck - we have a guide to the MTG Arena codes that still function so you can grab some free boosters and hopefully help that along.