If you're interested in a deck with a proven track record, no glaring weak spots, and an unstoppable card advantage engine, I'd highly recommend playing Mono Black Control
Alexander Gregory Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
The level 2 and level 3 class abilities of Gourmand's Talent won't trigger if you already gained life earlier in the turn on which it gained those levels, even if you gain life again later in the turn
That scaling is brutal in a token deck, especially when backed by anthem effects like Glorious Anthem or Dictate of Heliod
All of a sudden you start looking for ways to double-dip, finding removal spells that deal with enemy creatures that are also auras themselves - like swapping out the standard Banishing Light (a three-mana spell that exiles a target nonland permanent until it leaves the board) for a card like Ossification that does a similar job, but is also an aura that attaches itself to a basic land you control, giving you the removal you need while contributing to your main objective