mewtwo pokemon card 10/130 Graded - 183/165 Psychic Rarity PSA 10 Team Rocket's Mewtwo

Its a natural fit with cards like Mox Amber, Ornithopter, or low-cost legendaries, but it doesnt stop there

Braids, Arisen Nightmare is a nightmare of a reprint

Zurgo and Ojutai also lets you bounce a Dragon upon dealing damage, which has a number of applications

Sun Droplet and Chalice of Life are both repeatable lifegain engines you can use that net you the same as Juju Bubble, but without the dont play other cards restriction

However, there are going to be the blowouts and corner cases where you get to stop Pyrotechnics and get rid of Palace Sieges which is going to make this spell that much better

Finally, Grim Affliction was one last twist on the -1/-1 counters and proliferate combo