2 in 1: Block Buster/Cross High was released in Europe in 1992 for the Watara Supervision. It contained Tetris clone Block Buster, as well as a motocross game called Cross High. It is unknown if Cross High ever received a standalone release.

Urban Champion is a shooting game, developed and published by Hartung, which was released in Germany in 1990.

Tennis Master is a sports game, developed and published by Hartung, which was released in Germany in 1990.

Space Castle is a shooting game, developed and published by Hartung, which was released in Germany in 1990.

Pin Ball is a pinball game, developed and published by Hartung, which was released in Germany in 1990.

Kung Fu Challenge is a beat 'em up game, developed and published by Hartung, which was released in Germany in 1990.

Hyper Space is a shooting game, developed and published by Hartung, which was released in Germany in 1990.

Go Bang is a board game, developed and published by Hartung, which was released in Germany in 1990.

Falling Block! is a puzzle game, developed and published by Hartung, which was released in Germany in 1990.

Dungeon Adventure is a platform game, developed and published by Hartung, which was released in Germany in 1990.

Continental Galaxy 2020 is a shooting game, developed and published by Hartung, which was released in Germany in 1990.

Bubble Boy is a puzzle game, developed and published by Hartung, which was released in Germany in 1990.