Mobg.io is an awesome io game which is really similar to Zombsroyale.io
. So, the basic rules are same, you landed on a map having nothing and you need to survive. Your first missions are to find the weapon and some upgrades to your character, after that you are ready to fight with others.
After each kill, you receive improvements such as speed and health regeneration. Keep in mind that map gradually getting smaller, so there is no option to hide, you need always to fight.