I always start with rough color planning
For this reason, Anax and Cymede makes a great Heroic Commander, as the ability to cast this creature over and over will have your opponent sweating bullets whenever you eventually manage to untap with it and employ a barrage of pump spells like Brute Force and Temur Battle Rage as well as anti-spot removal such as Sejiri Shelter
For only one more mana than Remove Soul, you outright countered any creature your opponent cast, plus got to draw a card
Naturally, you'll want to slowly widen the gap in a long game
Even though I dont play enough Modern to have a great feel for where this lands in the format, it's pretty clear this frog has the power level we've come to associate with cards that have Modern Horizons set symbols on them
Weirdest Reserved List Inclusion Ebon Praetor This guy appears to be marrying a Bunny, a Demon, and a Merfolk