> "tons of different effects depending on the status of enemies (frozen, zombified, etc.)" Maybe you're thinking of Metal Slug 3? Don't think Metal Slug 2 had

> "tons of different effects depending on the status of enemies (frozen, zombified, etc.)" Maybe you're thinking of Metal Slug 3? Don't think Metal Slug 2 had zombies, though to be fair they all look visually similar so it's hard to tell them apart. http://metalslug.wikia.com/wiki/Zombies http://metalslug.wikia.com/wiki/Zombies