Ability Features are similar to Feats in 5e. They can be unlocked by spending xp but they can not be upgraded or unlocked multiple times. Possible features - Opportune Attack, can attack a creature moving out of melee range - Sentinel, can attack a creature that attacks an ally - Survival expert - Evasive footwork, better at avoiding aoe attacks - Adept Researcher - Stalwart, better at resisting social influence