It quickly became evident that you can build Atraxa, Praetors Voice around any type of counter, including poison and planeswalker loyalty counters, making her one of the more powerful legendary creatures in the game
Once per turn, you can flash back an instant or sorcery, effectively doubling up on your most critical combo pieces
When you sacrifice it to Skirk Prospector, it returns with a -1/-1 counter, but this cancels out against the +1/+1 counter provided by Metallic Mimic or First Day of Class
Experience reprints from Magic's history in the art and story of Final Fantasy Commander Decks
The Commander Rules Committee has stated that this is because it is very hard to kill more than a single player with poison, especially because your opponents likely are not piling on with their own infect creatures
Each attacking creature doesnt untap during its controllers next untap step