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(For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.) Storm (When you cast this spell, copy it for each spell cast before it this turn.) Illustrated by Nstor Ossandn Leal Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp

And if you just need a base Day of Judgment, it's got you covered, although it's two more mana and another color

7 Creative Energy Energy Copying When it comes to precons built around energy counters, Creative Energy is the best of the lot

Thada Adel, Acquisitor is loads of fun and great in a deck that already offers some ways of making your merfolk unblockable

However, it's worth mentioning that having access to both online and paper prices is helpful, even though you have to organize your collection manually

cards like Arena of Glory, Urza's Saga, and Academy Ruins all benefit from untap effects letting you use them multiple times