QS Defenda for the ZX81

https://www.youtube.com/watch?v=v-UTDN5BVUA

#QSDefenda #ZX81 #Action #Shootemup #Shmup #Shooter #SidescrollingShootemup #SidescrollingShmup #HorizontalShootemup #HorizontalShmup #QuicksilvaLtd #Quicksilva