Night Walker

"Night Walkers", is a gifted group of people chosen by the twisted fate in the world of apocalypse, the Ararat.
Following the desperate call from a mysterious girl tragically trapped in her own bizarre power of nightmare, Walkers gather to Historic Service.
In the destroyed world where left only poverty and pain, loss and betrayal, death and loneliness, Walkers start the journey to bring back an awakening for all humankind.

Résumé

Night Walker is a free-to-play PC platformed multiplayer hack-and-slash RPG with a 3D quarter-view style.
The game features a spectacle non-stopping skill combination combat system that includes skills such as flying a helicopter, taming mysterious servants from the dark world, summoning marine life(friends from the ocean), and future robotics.