Other Rabbits, Bats, Birds, and Mice you control get +1/+1
Imotekh the Stormlord This precon boasts three or four viable, alternate commanders, any of which can provide solid board presence combined with combo potential
Cards like The Bare Necessities, for example, or Ursula Deceiver can be effective if played at the right time to dispatch a Be Prepared
(To mill a card, a player puts the top card of their library into their graveyard.) There is no line Jon Irenicus would not cross to regain his lost immortality
That said, if youre wanting to build any form of Allies, South Pole Voyager, Suki, Courageous Rescuer and Hakoda, Selfless Commander are all really solid pickups
The one extra mana in its cost is insignificant when you consider the extra card advantage