Super Barcode Wars

Super Barcode Wars (スーパーバーコードウォーズ) is a Japanese handheld game system released by Bandai in 1992 in Japan. It had tie-ups with Comic BomBom (gaining a manga titled "Super Barcode Warriors") and competed with Epoch's Barcode Battler, which had tie-ups with Gekkan CoroCoro Comic.

Players use cards with barcodes to battle against each other. Cards from multiple franchises such as Gundam, Ultraman, and Dragon Ball Z were released for the system.

Mega Man cards
Cards from Mega Man series were released to Super Barcode Wars in 1992.

Rockman 5 cards
A Mega Man 5 game set for Super Barcode Wars with cards and a board.

Dream Cute Rockman
Dream Cute Rockman (ドリームキュート ロックマン) is a roulette machine where the player could obtain Rockman 4 cards for Super Barcode Wars. Similarly, the Street Fighter II cards had a slot machine named Dream Cute Street Fighter II.