Free tool · Jan 5 – Jan 11

Week 18 FLEX start or sit

The flex is where a start/sit board actually earns its keep. Every eligible back, receiver and tight end is ranked on the same scale so you can compare across positions instead of guessing.

Week 18 · Jan 5 – Jan 11

Start these FLEXs — week 18

Biggest positive matchup swing at flex this week.

#PlayerMatchupProjSwingWhy
1Christian McCaffreyRB · SF@ ARI17.6+2.4@ ARI grades smash spot — worth about 2.4 points above a normal week.
2James CookRB · BUFvs NYJ14.2+2vs NYJ grades smash spot — worth about 2 points above a normal week.
3Terry McLaurinWR · WASvs DAL14.1+2vs DAL grades smash spot — worth about 2 points above a normal week.
4George KittleTE · SF@ ARI14+1.9@ ARI grades smash spot — worth about 1.9 points above a normal week.
5Saquon BarkleyRB · PHI@ NYG19.7+1.8@ NYG grades good matchup — worth about 1.8 points above a normal week.
6A.J. BrownWR · PHI@ NYG16.1+1.5@ NYG grades good matchup — worth about 1.5 points above a normal week.
7Khalil ShakirWR · BUFvs NYJ10.3+1.5vs NYJ grades smash spot — worth about 1.5 points above a normal week.
8Deebo SamuelWR · WASvs DAL9.7+1.5vs DAL grades smash spot — worth about 1.5 points above a normal week.
9Jauan JenningsWR · SF@ ARI10.6+1.4@ ARI grades smash spot — worth about 1.4 points above a normal week.
10Keon ColemanWR · BUFvs NYJ8.8+1.3vs NYJ grades smash spot — worth about 1.3 points above a normal week.

Sit or downgrade — week 18 FLEXs

The schedule works against these names. Elite players still start; use this to settle close calls.

#PlayerMatchupProjSwingWhy
1Puka NacuaWR · LARvs SEA14.5-2.2vs SEA grades nightmare — about 2.2 points below a normal week.
2De'Von AchaneRB · MIA@ NE14-2@ NE grades nightmare — about 2 points below a normal week.
3Kyren WilliamsRB · LARvs SEA11.4-1.8vs SEA grades nightmare — about 1.8 points below a normal week.
4Tony PollardRB · TEN@ HOU8-1.8@ HOU grades nightmare — about 1.8 points below a normal week.
5Malik NabersWR · NYGvs PHI14.5-1.7vs PHI grades nightmare — about 1.7 points below a normal week.
6Davante AdamsWR · LARvs SEA10.6-1.7vs SEA grades nightmare — about 1.7 points below a normal week.
7Ashton JeantyRB · LV@ KC13.6-1.6@ KC grades nightmare — about 1.6 points below a normal week.
8Jonathan TaylorRB · INDvs JAX12.9-1.6vs JAX grades nightmare — about 1.6 points below a normal week.
9Brock BowersTE · LV@ KC12.4-1.5@ KC grades nightmare — about 1.5 points below a normal week.
10Ladd McConkeyWR · LAC@ DEN12.2-1.3@ DEN grades nightmare — about 1.3 points below a normal week.

Week 18 FLEX rankings

Every flex ranked by matchup-adjusted projection for this week.

#PlayerMatchupProjSwingWhy
1Ja'Marr ChaseWR · CINvs CLE19.9+0.4vs CLE grades neutral — worth about 0.4 points above a normal week.
2Saquon BarkleyRB · PHI@ NYG19.7+1.8@ NYG grades good matchup — worth about 1.8 points above a normal week.
3Justin JeffersonWR · MINvs CHI18.6+0.4vs CHI grades neutral — worth about 0.4 points above a normal week.
4CeeDee LambWR · DAL@ WAS18.5+0.9@ WAS grades good matchup — worth about 0.9 points above a normal week.
5Bijan RobinsonRB · ATL@ CAR18.1-0.6@ CAR grades neutral — about 0.6 points below a normal week.
6Christian McCaffreyRB · SF@ ARI17.6+2.4@ ARI grades smash spot — worth about 2.4 points above a normal week.
7Jahmyr GibbsRB · DET@ GB17.3-0.1@ GB grades tough — about 0.1 points below a normal week.
8Nico CollinsWR · HOUvs TEN16.7+1.1vs TEN grades smash spot — worth about 1.1 points above a normal week.
9Amon-Ra St. BrownWR · DET@ GB16.4-0.1@ GB grades tough — about 0.1 points below a normal week.
10A.J. BrownWR · PHI@ NYG16.1+1.5@ NYG grades good matchup — worth about 1.5 points above a normal week.
11Brian Thomas Jr.WR · JAX@ IND15.8+0.4@ IND grades neutral — worth about 0.4 points above a normal week.
12Puka NacuaWR · LARvs SEA14.5-2.2vs SEA grades nightmare — about 2.2 points below a normal week.
13Malik NabersWR · NYGvs PHI14.5-1.7vs PHI grades nightmare — about 1.7 points below a normal week.
14Drake LondonWR · ATL@ CAR14.3-0.5@ CAR grades neutral — about 0.5 points below a normal week.
15James CookRB · BUFvs NYJ14.2+2vs NYJ grades smash spot — worth about 2 points above a normal week.
16Terry McLaurinWR · WASvs DAL14.1+2vs DAL grades smash spot — worth about 2 points above a normal week.
17De'Von AchaneRB · MIA@ NE14-2@ NE grades nightmare — about 2 points below a normal week.
18Bucky IrvingRB · TB@ NO14-0.2@ NO grades neutral — about 0.2 points below a normal week.
19Tee HigginsWR · CINvs CLE14+0.4vs CLE grades neutral — worth about 0.4 points above a normal week.
20George KittleTE · SF@ ARI14+1.9@ ARI grades smash spot — worth about 1.9 points above a normal week.
21Chase BrownRB · CINvs CLE13.7+0.3vs CLE grades neutral — worth about 0.3 points above a normal week.
22Ashton JeantyRB · LV@ KC13.6-1.6@ KC grades nightmare — about 1.6 points below a normal week.
23Josh JacobsRB · GBvs DET13.4+0.3vs DET grades neutral — worth about 0.3 points above a normal week.
24Derrick HenryRB · BALvs PIT13+0.2vs PIT grades neutral — worth about 0.2 points above a normal week.
25Jonathan TaylorRB · INDvs JAX12.9-1.6vs JAX grades nightmare — about 1.6 points below a normal week.
26Trey McBrideTE · ARIvs SF12.9-0.3vs SF grades tough — about 0.3 points below a normal week.
27Garrett WilsonWR · NYJ@ BUF12.6-0.7@ BUF grades tough — about 0.7 points below a normal week.
28Brock BowersTE · LV@ KC12.4-1.5@ KC grades nightmare — about 1.5 points below a normal week.
29Marvin Harrison Jr.WR · ARIvs SF12.3-0.3vs SF grades tough — about 0.3 points below a normal week.
30Ladd McConkeyWR · LAC@ DEN12.2-1.3@ DEN grades nightmare — about 1.3 points below a normal week.

Comparing two specific names? Run them through the start/sit optimizer or check injury impact before you lock the lineup.

Week 18 FLEX matchup heatmap

Green is a matchup that adds points to a normal week, red is one that takes them away. The number is the average swing in points for that team's FLEX starters.

Biggest FLEX upside

  1. SF @ ARILead option: Christian McCaffrey · 17.6 pts+1.9
  2. WAS vs DALLead option: Terry McLaurin · 14.1 pts+1.8
  3. PHI @ NYGLead option: Saquon Barkley · 19.7 pts+1.7
  4. BUF vs NYJLead option: James Cook · 14.2 pts+1.6
  5. HOU vs TENLead option: Nico Collins · 16.7 pts+1.1

Biggest FLEX downside

  1. MIA @ NELead option: De'Von Achane · 14 pts-2
  2. LAR vs SEALead option: Puka Nacua · 14.5 pts-1.9
  3. TEN @ HOULead option: Tony Pollard · 8 pts-1.8
  4. NYG vs PHILead option: Malik Nabers · 14.5 pts-1.7
  5. IND vs JAXLead option: Jonathan Taylor · 12.9 pts-1.6

Built from the same matchup grades as the week 18 FLEX start/sit board, so a hot cell and a start call always agree.

Other positions, week 18