A free app for Android, by gameberry studioIdle RPG Simulation.
Hunter Raid: Idle RPG is a free-to-play, offline game with a story-driven single-player campaign.
You play as a hunter in a bloody war, which is being driven by a mysterious red portal and a huge wave of monsters. You have to survive until the end of the battle, and then you can find out what is happening in the war.
In the game, you can upgrade your character and acquire new skills by using the skill tree, which is divided into four categories: Attack, Defense, Health, and Spirit.
The monsters in the game include giant monsters, giant spiders, giant bats, dragons, wolves, and more.