As a high-cost creature at eight mana, Avacyn is particularly well-suited for decks that can either ramp up to high mana quickly or cheat it into play
Brazen Collector Brazen Collector is a nice red rogue for getting some extra early-game mana
While there are many steps, and it can appear complicated, remember that many of these steps can move quickly when neither player has a play to make
Even if it's down to two players, you get a 1 discount
By the time Charizard appeared, it represented progression, effort, and payoff
(Whenever a creature with melee attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) If Depthshaker Titan's first ability causes a Vehicle to become an artifact creature, it doesn't count as "crewing" that Vehicle for any ability that would trigger due to a Vehicle becoming crewed