TROUBLED former NFL star Mark Sanchez had a reputation for "ego issues" when he was drinking and would "start arguing," a former teammate has told The U.S. Sun.

The 38-year-old was arrested early on Sunday hours after he was stabbed in an altercation with a delivery driver outside a downtown bar.

Disturbing pictures have claimed to show injuries suffered by Perry Tole , 69, after being attacked by Sanchez, before the driver stabbed the ex-Jets player in alleged self-defense.

Sanchez, who was in Indianapolis to cover the Colts versus Las Vegas Raiders game for Fox, was initially booked on charges of battery with injury, public intoxication, and unlawful entry of a vehicle.

Prosecutors later upgraded the case, adding a felony battery charge on Monday.

If convicted on all counts,

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