The attack trigger obviously benefits cards like The Raven Man and Necrogoyf, but it also loves self-discard from cards like Ox of Agonas and Neheb, Dreadhorde Champion to fuel its escape cost
When you play an enchantment (especially on curve), you typically forgo casting any other spells that turn
14 of the 37 lands enter tapped no matter what, and a few more are conditional on if they enter untapped
I guess you could test the equipment in a Deathblade build, but the only equipment that is really worth copying is Batterskull, which is usually no more than a one-of, and drawing a Masterwork of Ingenuity with just a Umezawa's Jitte on the battlefield is just bad
TypeInstant Collector Number2453 Rarityrare ArtistDavid Szabo Proliferate, then choose any number of permanents you control that had a counter put on them this way
Two of the players in my strategy group have gone hard into competitive/serious TCG play thanks to the 2019 release Flesh and Blood , which has a larger convention presence every year