The March of the Machine set doesn't actually use faction-based watermarks like the Scars of Mirrodin block did, but it's still clear which March of the Machine cards belong to the Phyrexian faction, and they are truly powerful
Army of One is all about the Stagger mechanic, teeing your foes up for double damage while also offering lifelink, first strike, and trample in a three-cost card
You can very well pay the life if you have it to spare, like against control and combo decks
Much like Sagas in past sets, the 5 rare Cases are also excluded from receiving an extended-art treatment
In the aftermath, an exiled creature can then return to play under its controller's command with two additional +1/+1 counters
As well, once Ovinomancer was active, it was nigh-unkillable itself, since returning it to your hand is part of the cost and not effect