With Finneas attack trigger, your other Rabbits and creature tokens get a +1/+1 counter and when youve got enough of them, getting the card draw off the swing shouldnt be difficult
Preeminent Captain $3 There arent a ton of good soldiers in Standard right now, but there are a coupleBrimaz, King of Oreskos is likely the best of them
The March is a cheap sorcery that copies an artifact creature you control, so it's cheaper but more limited since just artifact creatures that you control are copied
Louis Endearing Alligator is a cheaper and faster alternative that could force a challenge into him immediately
Octopus and Leviathan arent heavily played creature types either, so theyre usually a welcome change when they hit the table
16 Krav, The Unredeemed And Regna, The Redeemer Partner commanders, Krav, the Unredeemed and Regna, The Redeemer are a Demon and Angel respectively who can be used simultaneously