!!!Collision Registers
Player to Player Collisions [P0PL] [P1PL] [P2PL] [P3PL]

Missile to Player Collisions [M0PL] [M1PL] [M2PL] [M3PL]

Player to Playfield Collisions [P0PF] [P1PF] [P2PF] [P3PF]

Missile to Plafield Collisions [M0PF] [M1PF] [M2PF] [M3PF]

Clear all Collision register [HITCLR]