What Ambitious actually does
Ambitious carries exactly one behaviour coefficient: kill hunger +0.15. That makes it one of the cleanest traits in the game to reason about. There is no discipline penalty hidden underneath it, no recklessness rider, nothing pulling in a second direction. The hero simply weights “finish the wounded target” higher whenever the combat AI scores its options for the round.
Compare that with Professional, which reduces kill hunger by 0.10 while adding discipline: the two traits are close to philosophical opposites, and seeing them on the same hero is a genuine tug-of-war rather than a stacking bonus.
+0.15 is a meaningful nudge and nothing more. An Ambitious hero still follows role logic (a tank doesn’t abandon the line to chase kills), but in the moments where the AI is close to indifferent between two actions, the kill option wins more often.
How it plays out in a delve
In practice, kill hunger changes target selection in the mid-fight rounds. Where a neutral hero spreads damage or answers whoever is threatening the party, an Ambitious one funnels attacks into whichever enemy is closest to dropping. Two consequences follow:
Fights end faster. Every enemy removed is a whole action-economy swing: one fewer attacker every round from now on. Against packs of fragile monsters, an Ambitious damage dealer noticeably shortens fights, which in turn means fewer rounds for curses, floods and darkness penalties to grind your party down. On attrition-heavy floors, that is worth more than any single attribute point.
Overkill happens. The flip side is wasted pressure: the Ambitious hero commits to a target that was going to die anyway, while a fresher, more dangerous enemy stands untouched. Against bosses with adds, this can mean your best sword spends a round harvesting a trash kill instead of answering the mechanic that actually matters.
Read your delve reports with this in mind. If you see the same hero repeatedly landing killing blows, the trait is doing its job; if you see the party taking late-fight damage from enemies that “should” have been focused earlier, the trait is part of why.
Party fit and synergies
Ambitious belongs on finishers, the classes whose job is ending fights. It amplifies what they were already built to do, and the party structure around them absorbs the downside. It is at its worst on anchors and support roles: you want your front line holding position and your healer triaging instead of window-shopping for killing blows.
The trait also pairs well with disciplined company. A high-discipline front line keeps the formation honest, which frees the Ambitious hero to hunt safely: the classic hammer-and-anvil setup. Two Ambitious melees in the same party, by contrast, tend to chase the same wounded target and leave the flanks open. One per party is a good default.
Check your named synergies before locking the roster: pairings that reward focused damage compound with Ambitious, while defensive synergies do nothing for it. The synergy planner will tell you which bonuses actually fire for your four.
Recruiting, oaths and when to pass
On the market, Ambitious is a mild premium trait for damage roles and close to neutral for everyone else. Pay for it on the classes above, ignore it elsewhere. It ages well: unlike attribute-based value, a behaviour trait doesn’t decay as the hero’s numbers decline, so an Ambitious veteran keeps the sharp target selection even after training gains slow.
One roster-management note: kill hunger concentrates killing blows, and killing blows are where reputations get made. Your Ambitious hero will accumulate an outsized share of the party’s glory, which shows up at oath renegotiation time. Budget for it: the trait effectively adds a deferred wage cost. Model the renewal in the oath negotiator before the meeting.
Version history
The kill-hunger coefficient (+0.15) is unchanged across every build this wiki tracks, from v1.9.6 through v2.1.8. Ambitious is a stable trait to build around. Nothing in recent patches has touched it.