However, don't expect the graphics to be topnotch or anything

All four stand the test of time very well, with catchy music, tight controls, and colorful graphics

A bit clunky and the graphics are not very good

Nice music, decent graphics, and fun gameplay

Although the graphics are 16 bit, which means dont expect great graphics by todays standards, they are still fluid and fast

While the graphics are better, the gameplay isn't

A bit clunky and the graphics are not very good

DOOM 3 style graphics

Even though the graphics of the games are not that good, they're better not revamped and just there as the classics that they are known for

Great graphics too!