A mill strategy can be ambitious in commander with 100 card decks, but Phenax in combination with walls and other high-toughness creatures can mill out your opponent insanely fast
All your enchantments and artifacts help pump up the enchanted creature, and a card like Mycosynth Lattice greatly improves this buff
If you play this on turn two, it is pretty much guaranteed to be the largest thing on the board, but because Limited is such a creature heavy format, it is also pretty likely that he will be completely outclassed by turn four or so
Maybe it is good to be bad, after all
People saw the "Son of Yawgmoth" and assumed a lot of things about this character, including thinking that he was a new character, but K'rrik is in fact an existing character within the lore
On the other hand, Magic the Gathering has a rich history of its own lore and characters, and with these crossover sets continuing to bring in the big bucks, there's a reasonable concern that years-long story lines will take a back seat to new partnerships between Hasbro and various media companies across the world