Puzzles

Aleste by Compile
Eggbert by Fony
Firebird by Konami
Hydlide 1 by T&E Soft
Nemesis 1 | Gradius 1 by Konami
Penguin Adventure by Konami
Timetrax by BugByte Software
Ys-1 by Falcom
Zanac-Ex by Compile