When you cast Strongarm Tactics, youre committed to losing two cards the Strongarm Tactics itself plus whatever card you discard
Her Alliance ability grants ramp, card draw, or +1/+1 counters every time another creature enters the battlefield under your control - a flexible value machine that rewards go-wide decks and creature ETB chains alike
But the door is now open - people are going to want more of this
Sorin is fairly slow to grow but has some useful things you can be getting on with right away
The very first batch of Universes Beyond Commander precons ever made, these Warhammer decks were wildly popular, and likely paved the way for Wizards of the Coast's current, crossover-heavy strategy
The only black bordered 13 Mana Spell - Emrakul, the Promised End This card makes me think of the Eldritch Moon Pro Tour