For all of the decks that have tokens coming in swinging, you can still assemble the wombo-combo of Renewed Solidarity + Iroas, God of Victory, or Reconnaissance, or Dolmen Gate, anyways
So if you're playing a one-for-one game, where they play a creature, and you make them sacrifice it, eventually you're just going to have numerous copies of Chainer's Edict in the graveyard waiting to do it all again
The rest were released after that along with the FNM @ Home events
Sometimes there are events that temporarily introduce different formats, but they dont stay around for longer than a week
To begin the game, players are endowed with 20 life points, a fundamental metric monitored using a life counter
Guardians Pledge scales even larger, and Make a Stand ensures that you virtually cant lose, even if your opponent messes with other parts of your battlefield