Common options include Accumulated Knowledge, Predict, Preordain, and Portent
So of course, when he enters the battlefield, he suspects a creature
(It can't be blocked except by two or more creatures.) If the target creature isn't both attacking and equipped when Item Shopkeep's ability tries to resolve, it won't resolve and none of its effects will happen
Lifegain is also technically a payoff but mostly it is an incidental one, it isn't a route to victory and shouldn't be the focus of a plan
This Esper deck takes on a controlling role, requiring the player leverage their card advantage to become a master caster. Each Magic: The Gathering Final Fantasy Commander deck will have a MSRP of $69.99 for the regular version and $149.99 for the Special Edition in which all 100 cards feature Magics surge foiling treatment
The lifecost is interesting, since black has historically been better at card draw than green, but this seems to argue in a different direction, although green has always been good at drawing through creatures, specifically