https://demozoo.org/music/192663/
menu-zik by Gryzor / Hemoroids - Demozoo
Tracked Music by Gryzor / Hemoroids, released 8 January 1993
menuzikgryzordemozoo
https://www.cheatchaser.com/c64/g/gryzor.html
Cheat Chaser : C64 Cheats for the game Gryzor
for thecheatchasergamegryzor