mtg phyrexia all will be one white cards Otharri, Suns' Glory [Phyrexia: Commander] The Gathering Phyrexia: All Will Be One

Before the various Portal and Starter sets became legal, the biggest pushback against their inclusion in various formats was that two amazing cards would get added to games and warp metagames and such -the horsemanship ability, which was essentially unblockable, and Jungle Lion

All of this is to say I believe we need a broader lens than optimization when considering how we get our mana

You might have heard of the expression Brainstorm-locked it means you Brainstorm and you put back two bad cards but then you dont have a way to get rid of them, so you just have to draw bad cards in two consecutive turns and, while that can feel pretty bad, its not really a thing because other cards wouldnt deal with this problem either

This cat commander is quite powerful, creating its own army of Incubators and proliferating to grow them and your other threats