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

This is Bert from the Scrap Trawlers where we do Commander on a budget

I also added the mana pool emptying to it, based on @Zaga's

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

This cant function as graveyard hate, but its hard to consider a better way to shuffle your graveyard into the library