Tommy's coffee cup is full when he walks out the door of the restaurant, but empty when shown exiting from outside.
In the carnival scene when Tommy throws Owen into a stand, he stands up an pulls a knife out, then in the next shot, he pulls it out again.
Obvious rubber baseball bat used to break the sliding glass door.
In the carnival scene after Tommy throws the knife just above Owen's head, we hear the word "sh*t", but Owen's lips do not move.
Just after Tiny finds the unconscious body, he heads to the door of the building in where the C4 is rigged with flare and shotgun shells by Tommy, and fires one shot with his gun. Just right before Tommy exits but no sound of the shot (circa 1:09:45)
According to Best of the Best (1989) and _Best of the Best II (1993)_, Tommy only had a brother. Tommy's brother was killed during a match when Tommy was only a boy, making Tommy an only child, but in this film he suddenly has a sister.