+1/+1 is not enough to alter the vulnerability of Gruuls creatures, since one of the decks few bright spots is a natural resilience to damage-based removal like Deafening Clarion
Panglacial Wurm is a fan-favorite for a reason, and combining that idea of library-shuffling value with a cheaper, reusable payoff seems like it gets closer to an actual win condition
Attacking with Caesar in play triggers his ability, though it requires you to sacrifice a creature to fully use it
Given the popularity of set boosters that influenced the creation of play boosters, folks who just like cracking packs want to know what this means for their experience
They use the stack and can be responded to
The other two are Sorin, Grim Nemesis, and Sorin, Imperious Bloodlord