The Firemind was almost always built as a Wheel deck, looking to string together cards like Wheel of Fortune and Windfall which allowed Niv to machine-gun down opposing creatures (and players) while digging for their Curiosity Combo: enchant Niv-Mizzet, the Firemind with Curiosity and then draw a card any way (like tapping Niv-Mizzet) to deal one damage to a player and draw one card as many times as you'd like, often killing all opponents in the process
You can even turn old cards into new ones, because Star City Games is always buying!
Furthermore, Tanazir seems like an incredible ready-made Commander pick, bringing scaling value and sky-high potential to any aggressive UG list
We just got Baird, Steward of Argive last year in our throwback Dominaria set, and the Archon of Absolution reveals that this may be a new normal
A few players say that Arceus is a deck that has huge potential and continued to play it
Its an artifact, it cycles, and it sacrifices itself, which isnt as bad a combination as it sounds