Overview
Swim is one of Valheim's character skills, tracked under the internal ID Swim. Determines stamina drain while swimming. Experience is gained at 0.3 per second while swimming. At max level (100) it grants -50% stamina usage. Adjust your level from the console with raiseskill Swim 10 to add 10 points, or resetskill Swim to wipe it back to 0.
Command Builder
Amount
Increases your Swim skill by 10 points (max level is 100).
Example Commands
Increases your Swim skill by 10 points. Max level is 100.
Resets your Swim skill to 0.
About
Raising the Swim skill decreases the amount of stamina that is used and subsequently allows the player to swim farther before running out of stamina and taking damage.