In terms of raw power level, they are very close, perhaps with a small edge to Ral Zarek
Lastly are the ramp decks: these tend to over-index on cards costing six-plus mana, and other effects that help win the late-game or reach it faster
Often this also means acting preemptively anticipating your opponents next move and deploying an enchantment to block that possibility
The one mana counter for two-drops had fallen out of favor in Modern in recent years after being a staple a decade ago, but currently 40% of the top ten creatures in Modern are two-drops as cards like Drannith Magistrate (planeswalker stamp), Orcish Bowmasters, Amped Raptor, and Ajani, Nacatl Pariah see heavy play
This card is an absolute monster against Abzan
That leaves Alania, Divergent Storm, Kitsa, Otterball Elite, and Bria, Riptide Rogue as your three Otter Commander options