Score Alien Breed Trilogy for free via GOG and unlock 3 arcade-shooter titles in one collection including Alien Breed: Impact, Alien Breed 2: Assault and Alien Breed 3: Descent.
Get Link: https://www.gog.com/en/game/alien_breed_trilogy
Instructions
1. Click the "Go to giveaway" green button and you will be redirected to the GOG home page
2. Scroll down until you find the game banner.
3. Click the "Get it Free" button and login into your GOG account to unlock the game.