booster japanese pokemon cards (1 Pack) Card Game TCG Scarlet & Violet Pack SV1V Violet ex (5 Per Pack) : Toys & Games and Squirtle Pokemon Japanese: Mega Symphonia Booster

It just goes to show how much of a difference a little mana discount can make

Honorable Mention #1 (#13 Overall) - Atraxa, Grand Unifier Atraxa is one of the most beloved Commanders ever printed with her four color identity and proliferating, and no new take could do that justice

You may cast spells from the top of your library by sacrificing a nonland permanent in addition to paying their other costs

Amulet of Vigor is the most efficient option, though it's also the priciest since it sees Modern play

Outside of Commander you could also consider Dockside Extortionist and your Lithoform Engine or add a Pitiless Plunderer to your obnoxious Cauldron Familiar and Witch's Oven combo