Thats where cards like Whip of Erebos or Sheoldred, the Apocalypse shine, because they help you balance out the life loss while you keep the pressure on
You need to know how to analyze threats both on and off the board, and have the cards available to influence the other players at the table
Kenrith's ability to pull creatures back from the graveyard could help with this, though I don't know how often I'll really want to use Kenrith to saddle up The Gitrog, Ravenous Ride
Stun counters keep permanents (creatures, mostly) out of the action for an extended period
Its called Pack Wars, and all you need is to know how to play it
Any Eriette deck will need a large number of Auras, but with no other players for your opponent to attack, MTG: Arena's version focuses more on her second ability than her first