This action lets you play any character from your discard for free
Each Evangel is at least 1 more creature for your count, since one of them always ends up discarded
For certain Commander players, immersion-breaking power isn't worth it, even if these decks can win them many games with the overwhelming power of artifacts, +1/+1 counters, and living semi trucks that roll out and attack for lethal.
Notably, this plan works slightly better with Wizards Lightning than Fanatical Firebrand on account of four lands that would enter tapped
If you add up the current StarCityGames price of all the rares and mythics and average them out, you get $10.06
Otherwise, put a +1/+1 counter on that creature, then put the card back or put it into your graveyard