The brave Viking Olaf went to the places of concentration of magic. Today a portal will open here from which monsters will appear, bringing chaos and destruction. Your hero will have to fight them. You in the game Ragnarok Defense Force will help him in this. A circle consisting of druid stones will appear on the screen in front of you. Your character will be in the very center. He will have a battle ax in his hands. After some time, portals will begin to open from which monsters will tumble. You will have to use the control keys to make your hero attack them. The Viking will jump towards the enemy and strike with an ax. Thus, he will kill his opponents.