Varchild, Betrayer of Kjeldor Varchild, Betrayer of Kjeldor offers opponents the opportunity to take commander damage in exchange for Survivor tokens
Craterhoof Behemoth is the gold standard, but pretty much any of these effects are good
So how are you winning the game
As long as you have a full party, if an ability of a creature you control triggers, that ability triggers an additional time.
7: You get an emblem with "Whenever an artifact you control enters, this emblem deals 3 damage to any target." Emblems are colorless
As some fun trivia, the Spanish translation for both the Fear card and ability is inspirar temor, which translates back as inspire fear. This is one of the few instances where I think the translation makes more sense and works better than the original