It's a fair argument which components of the Affinity engine deserve recognition and which do not, but I have a hard time not giving the Enforcer some credit
It can punish the whole table and gives you a powerful outlet for all the mana you are saving
Creating a combo of targeting the Challenger and then triggering its ability to find another pump spell can create a lot of damage fast, and this card might even slot into Pioneer decks if they have enough pieces to reasonably support it
Hand 3 - Bloodstained Mire, Badlands, Swamp, Dark Ritual, Unmask, Exhume, Griselbrand I would mulligan this hand on the play and the draw, as this is an all-in hand, except you cannot resolve a Griselbrand on turn one
Whenever another Zombie you control dies, target opponent loses 1 life
Heliod, Sun-Crowned Heliod, Sun-Crowned is powerful because its very flexible: It's among the best mono-white commanders in the game, but it's also a role-player in any given deck