Muthead
The Ability data below is for the maximum available upgrade tier.

X-Factor Ability Slot

Fearmonger
Shutdown
Unstoppable Force
Zone Hawk
Reinforcement
Run Stuffer
Momentum Shift

Superstar Ability Slot 1

Homer
Clutch
Indoor Baller
Under Pressure
Secure Tackler
Reach Elite
Unfakeable
Power Specialist

Superstar Ability Slot 2

Homer
Clutch
Indoor Baller
Under Pressure
Secure Tackler
Reach Elite
Unfakeable
Power Specialist

Superstar Ability Slot 3

Pass Rush Elite
Edge Threat Elite
Tip Drill
Homer
Clutch
Indoor Baller
Edge Threat
Under Pressure
Secure Tackler
Reach Elite
Unfakeable
Power Specialist
Goal Line Stuff
Inside Stuff
No Outsiders
Out My Way