You're the pitcher. And you cheat.
It's 1977. The Tri-City Grifters have seven games to make the playoffs, three rounds to win the pennant, and one pitcher with a jar of petroleum jelly in his back pocket. Every game is one inning with the game on the line. Get three outs before they score.
CALL EVERY PITCH
Your pitches are cards. Each one lands in its own pattern on the zone. Every hitter is guessing (a speed and a spot), and the whole game is crossing him up: throw the other speed, somewhere he's cold, and watch him freeze.
PITCH DIRTY
The spitball. The scuffed ball. Mud, pine tar, an envelope for the umpire. Every dirty pitch builds heat, and the more heat, the closer Big Sal looks. When he wants the ball, watch his eyes and palm it, or get in his face with an alibi: "That's pine tar!" "Rosin bag, Sal!" Get caught and it costs you.…
From the developer’s store description.