Championship BaseballChampionship Baseball is a sports video game developed by Activision's Gamestar division in 1986.GameplayChampionship Baseball is a baseball simulation with a split-screen to give the player a first-person view for both pitching and playing defense.ReceptionComputer Gaming World stated that Championship Baseball was a worthy sequel to Gamestar's Star League Baseball. In 1988, Dragon gave the game 3½ out of 5 stars.