Trample is the secret sauce that prevents your massive creatures from being chump-blocked by a stray 1/1 token
Varina, Lich Queen Varina, Lich Queens in an interesting position, because its usually the commander or bust
Instead, he'll be in the back, happily running the casino that is your deck
Reshiram and Zekrom anchor powerful new archetypes, while Professor Juniper sets the tone for aggressive draw
They don't stick together or clump up, which makes bridge or pile shuffling between rounds quick and effortless
Second, I'll use this moment as a reminder that Core (Bracket 2) is on the level of an average, modern-day preconstructed Commander deck, but that doesn't mean there can't be some variance there