Wintertodt

The Wintertodt has three attacks that can damage the player, as well as two other actions that interfere with defeating it:

The area shown in the image is safe, and none of the Wintertodt's attacks will damage the player within this zone. Players cannot fletch here; however, they can make rejuvenation potions.

The frequency of these attacks significantly depends on the Wintertodt's remaining energy. Standard attacks will happen a normal amount at first (100–60% energy), and then occur very rarely near the end of each round (20–0% energy). Brazier and pyromancer attacks will happen very rarely at first (100–80% energy), and then occur a normal amount near the end of each round (40–0% energy). Specifically:

The following formulas can be used to determine the amount of damage taken, rounded down.