|Increases the maximum stamina value of this troop by +40 allowing them to sprint much longer.|
|Maximum sprinting speed is reduced by 20%.|
|The cooldown before stamina recovery begins is reduced by 3 seconds. (Default time is 8 seconds).|
|The weight used for calculating encumbrance is reduced by 1 for every 3 points the unit has of Strength.|
- This ability is unlocked by Rolf upon reaching level 12.