cards not in mtg arena How to Craft You Don't Own on Magic MTG Announces Spider-Man Will Not

Flash is especially useful on anthems, changing combat math when your opponents least expect it

Prosper, Tome-Bound serves as the engine of the deck, rewarding you for playing cards from exile and providing a steady stream of resources

a Heroic Intervention that attacks and spreads counters excels in decks that reliably have counters on their creatures

Yes, that does mean this makes it easy to turn this into a solid 4/4 beater that can also block, but four mana to get there is a tall ask given the current speed of the format

Kaheera, the Orphanguard With many companions banned in the most popular Constructed formats, like Jegantha, the Wellspring, Lurrus of the Dream-Den, and Yorion, Sky Nomad, options are limited, but Kaheera, the Orphanguard remains solid for control decks

As mentioned, two is a lot of mana, but this is a hard counter that counters any card type and does so at a better card economy than any other counterspell at its cost