Gourmands Talent gives a big buff to Food decks, converting all your other Artifacts into food, generating Creature tokens when gaining life, and powering up your whole board with frequently increasing +1/+1 counters
Mother of Runes Another card that could easily be a staple of Historic and Brawl is Mother of Runes
So its got some oomph
The biggest challenge was that creating a number of 1/1 artifact token creatures was usually just better than adding that many +1/+1 counters to your creature, so it was hard to create designs where the two modes were balanced
If youre going for pure flavor, the other versions of The Master are mostly in Dimir and Rakdos colors, so you could run them all here, in theory
Then, K'rrik turns every Black pip in your deck into Phyrexian Mana, everything from casting costs to activated abilities