GOG adds 15 Neo-Geo games to its DRM-free catalog courtesy of SNK

Back in the day, SNK's catalog of fast-paced game dominated arcades everywhere. GOG.com, long known for specializing in "back in the day," has brought a number of classic games from the SNK catalog to its DRM-free lineup and put them all on sale. Perhaps best of all, several of the games have received a few modern upgrades such as online multiplayer, leaderboards and achievements.

The games are for sale both individually and as part of three distinct bundles. Here's a breakdown of the bundles.

METAL SLUG Bundle:

• METAL SLUG

• METAL SLUG 2

• METAL SLUG 3

• METAL SLUG X

Fighting Classics Bundle:

• FATAL FURY SPECIAL

• SAMURAI SHODOWN 2

• SAMURAI SHODOWN V

• THE LAST BLADE

• THE KING OF FIGHTERS 2000

• THE KING OF FIGHTERS 2002 CLASSIC

Arcade Games Bundle:

• BLAZING STAR

• BASEBALL STARS 2

• KING OF THE MONSTERS

• SHOCK TROOPERS

• TWINKLE STAR SPRITES

All games are currently on sale at 50% off, but if you purchase the bundle, you can get additional savings up to 75% off.