Consider, as two examples, Sarpadian Empires, Vol
Baxcalibur can be obtained from Paldean Wonders pack in the Paldean Wonders set
While pretty much any strategy can result in one player having a salt-inducing early exit, I don't think there is any strategy quite as good as infect for making this happen
Wernog, Rider's Chaplain/Will the Wise can make a bunch of Clues if your opponents let you, but it doesnt have any payoff for making them aside from drawing cards
A flash-speed Vedalken Orrery on legs for your legendary and artifact spells is enough to love him, but to add that Panharmonicon-meets-Drivnod, Carnage Dominus-esque ability to artifact and legendary permanents is wild
Suspicious Stowaway / Seafaring Werewolf The lone blue creature among werewolves, Suspicious Stowaway by itself is just a nice evasive value creature