Entry Exit [ENEX-4-004P]
Arrow Maze [ARMZ-4-004P]
Aquarium [AQUA-4-004P]
Set Carpets [CARP-4-004P]
Yin-Yang [YYAN-4-004P]
Usowan [USOW-4-004P]
Number Cross [NUCR-4-004P]
Skyscraper Sudoku [SKSU-4-004P]
Rect-Slider [RECT-4-004P]
Doors [DOOR-4-004P]
Dominion [DION-4-004P]
Kuroclone [KUCL-4-004P]
Nuraf [NURA-4-004P]
Border Block [BORB-4-004P]
