Sultai Mutate likely would have scored much better if it were Sultai X-Matters instead, with Zaxara, the Exemplary as the face Commander and the underpowered and unexciting Otrimi, the Ever-Playful as a backup commander along with a light mutate sub-theme for players who want to build a mutate Commander deck with new Ikoria cards
Not a bad turn 1 option in Commander
Never has white gotten a better 1/1 creature with a targeted ability
Killian only costs three mana to cast and is a 2/3 creature, so far from intimidating when it comes to base power
This means that by turn "X," if you don't have a creature to drop, you are going to fall behind on board development
Theyve become so popular and useful that you might even consider them mistakes, considering how they grant equal access to mana fixing and ramp to all colors