ABC also has enough ATK to beat Master Peace in battle if there is no Dragonic Diagram on the field
Extra combats will see you bringing in the entire batch of memory counter cards for every attack from Altar Ibn-La'Ahad, exponentially increasing your combat effectiveness
You could try a three-color paradigm like Ikoria, a five-guild setup like Strixhaven, a colorless-heavy structure like Brothers War, a lopsided ten-guild spread like Zendikar Risings Party mechanic Mix and match, or even treat your cube like a sandbox for the drafters to invent their own archetypes
Holofoil prices range from $2.50 to $49.99
Your only consideration, and I mean only , should be making the most powerful experience 0 deck you can make
It might not seem like a big deal, but I'm never in favor of artificially limiting the distribution of a card