Fantasy Football Week 18 Rankings for the flex spot

Elijah Mitchell #25 of the San Francisco 49ers
Elijah Mitchell has been one of the most high-upside backup RBs in the game. (Photo by Greg Fiume/Getty Images)

One of the more common — and proven — strategies in fantasy football is to stash as many high-upside backup running backs as you can late in the season. Your own backups, and those of your opponents. That way, if either you or your leaguemates suffer an injury to their starting RBs, you're prepared.

[Week 18 Fantasy Rankings: QBs | RBs | WRs | TEs | FLEX | D/ST | Kickers]

Such now is the case of fantasy managers in Week 18 title games who have stashed Elijah Mitchell and Jordan Mason. Christian McCaffrey has already been ruled out.

Imagine being able to just elevate either Mitchell or Mason from your bench into your flex spot this week.

And speaking of the flex spot, our analysts have compiled their flex rankings to help you set your lineups for Week 18. Check them out below:

Who will you start in this important lineup spot in Week 18?