Batsu & Terry: Makyou no Tetsujin Race is an action game for the Nintendo Entertainment System. Players control Batsu, a baseball-themed superhero, as he battles various enemies such as machinery and animals. When Batsu is hit, he transforms into Terii, who fights with a baseball bat. Defeating enemies in Terii form increases the player's energy bar, enhancing gameplay.
The player controls a baseball superhero named Batsu (Bats) who must use baseballs to defeat his opponents. Being hit once reverts him to "normal" Terii (Terry), who swats at his opponents using a baseball bat. Opponents include machinery, humanoids, and animals. Killing opponents while in Terii form results in a larger energy bar.