The listing, Neon Hardcorps - Steam Key has ended.
Neon Hardcorps is a fast paced top down action shooter, inspired by games such as Contra, Metal Slug, Super Turrican, Cybernator, Realm and Doom Troopers.
Here is a steam copy for Neon Hardcorps, for more informations , please check :
http://store.steampowered.com/app/454200/
All you need to do after receiving the key is :
1- Open your steam and sign-in.
2- Go to the games menu in the top of the screen you will find "Activate a steam product".
3- Follow the instructions then enter the key to activate the game.
4- Install the game.
5- Enjoy it.
Please note that if you use the key and activate the game through steam, you can't ask for a refund.