A sets print run, while not being precisely calculable, naturally ties in with a sets rarity a couple different ways
Shadowheart, Dark Justiciar costs mana to use, but it can easily draw a lot more cards
Razorjaw Oni Rarity: Uncommon TYPE: Creature SUBTYPE: Demon Spirit CMC: 4 Mana cost: USD: $0.16 EUR: 0.09 TIX: 0.03 EDHREC RANK: 28684 (4/5) Black creatures can't block
Black in this era had great mana acceleration available, from Liliana to Nykthos to Crypt Ghast, and they allow this deck to have a higher curve than other Brawl decks
Much like Ghalta, Stampede Tyrant, Gishath allows you to put any number of Dinosaur creature cards onto the battlefield, but, improving on the formers ability, you can dig through the top X cards of your library to get them (based on the amount of combat damage it dealt)