
ACTIVE PLAYER PROFILE
R Mason Thomas
DL ·
KC · Active
Next matchup
Current schedule and opponent context
CFI history and comparable paths
Qualified weekly form plus the closest same-position index profiles
Weekly CFI history
Same-position percentile grade for each qualifying week in 2026. The season CFI above is the cumulative grade.
| Week | Weekly CFI | Rank | Qualified players | Volume |
|---|---|---|---|---|
| 2 | 25 | #77 | 83 | 27 |
Advanced Player Research
Production, usage, efficiency, and indexes for 2026
Performance · 2026
Advanced efficiency
defense
- Pressure rate
- 7.69%
- Pass rush win rate
- 10.53%
- Run stop rate
- 0%
- Sacks / pass rush
- 2.56%
- Hits / pass rush
- 2.56%
- Hurries / pass rush
- 2.56%
- Missed tackle rate
- 0%
- Defensive grade
- 59.05
- Pass rush grade
- 62.29
- Run defense grade
- 51.48
- Coverage grade
- 60.8
- Pressures
- 3
- Charted sacks
- 1
- Charted QB hits
- 1
- QB hurries
- 1
- Batted passes
- 0
- Run stops
- 0
- Charted solo tackles
- 1
- Charted assists
- 0
- Missed tackles
- 0
- Defensive snaps
- 54
- Pass rush snaps
- 39
- Run defense snaps
- 10
Core indexes · experimental v1.4
Weekly game log
| Week | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 2 | 1 | 1 | 10.5% | 0 | 0 | 0 | 1 | 0 |
| 2 | 0 | 0 | 0 | 1 | 5% | 0 | 0 | 0 | 0 | 0 |
Home and away
Production by game setting
| Split | Games | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HomeSmall sample | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
Indoor and outdoor
Production by game setting
| Split | Games | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|
| OutdoorSmall sample | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
Temperature
Production by game setting
| Split | Games | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 70°F and aboveSmall sample | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
Wind
Production by game setting
| Split | Games | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 mph and aboveSmall sample | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
Opponent history
Performance against opponents across imported seasons
Game log
Location, game environment, workload, and production
| Season | Week | Opponent | Site | Environment | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | DEN | Home | Outdoor · 91° | 1 | 2 | 1 | 1 | 10.5% | 0 | 0 | 0 | 1 | 0 |
| 2026 | 2 | IND | Home | Outdoor · 71° | 0 | 0 | 0 | 1 | 5% | 0 | 0 | 0 | 0 | 0 |
Career totals
Regular-season totals across available career history
| Season | Team | Games | Solo tackles | Combined tackles | Sacks | QB hits | Pressure rate | INT | Forced fumbles | Fumble recoveries | Tackles for loss | Passes defended |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | KC | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
| Career | All teams | 2 | 1 | 2 | 1 | 2 | 7.7% | 0 | 0 | 0 | 1 | 0 |
Weekly CFI is a same-position percentile grade using the published weekly play and production fields. CFI uses the same position model as the leaderboard. A dash means the source data or a qualified model is unavailable. Historical production is from nflverse; charted blocking and pressure metrics cover published charting reports only. Missing values are left blank rather than estimated.