While certain artifacts and sagas like Witch's Oven or Michiko's Reign of Truth may be beneficial to the deck's strategy, legendary creatures are the main source of food tokens and life gain
There are two breaks here
Absolutely, but Ive found the play pattern more attractive in Doc than in Obeka
Alpha, Beta, Unlimited, and other early sets are especially important because their cards were printed in low quantities and are highly collectible
311.7 Planes, nontraditional cards used in the Planechase variant, have triggered abilities that previously triggered when the chaos symbol was rolled on the planar die
The ultimate is generally game over but getting there implies you got 2 hits in with 4/4 mountains and were ahead on the board before doing that which means the game was probably over anyway