mtg proliferate deck commander Atraxa, Grand Unifier PHYREXIAN INFECT Magic Custom Atraxa, Praetor's Voice PROLIFERATE COUNTERS

These come under the category of 'non-traditional cards' in the official Magic rules

So while a card thats 1% darker than the intended version is technically a misprint, that 1% darker card falls within the margin of expected error and it isnt considered a misprint

These include standard (current rotating sets), historic (all sets featured in Arena), and explorer (non-rotating cards dating from the Return To Ravnica set)

Sacrifice it at the beginning of the next end step

It has Ixidron and The Phasing of Zhalfir, but otherwise sits firmly in place in the Color pie as being the color least good at dealing with things for good