Although Ambrose slashed Ethan with a knife and missed his eye by only a few millimeters with the knifepoint, Ethan was able to angrily knock his opponent unconscious (with a kick to the face, after which his head hit a rock) when Ambrose reminded him of how "bitch" Nyah would die.Jack tricked Will into going onboard the ship in search of the key to unlock the chest.however, Jack also went onboard, and bargained with Davy Jones for his freedom while Will was held as a good faith payment and hostage: if Jack could find 100 souls within 3 days, they could be exchanged and brought into a "lifetime of servitude" to Jones - used to pay off Jack""s own blood debt.He was intent on exploiting anyone who came by - in this case, to steal Max""s fuel ("Looks like l""ve got myself some gasoline, eh? Eh? Eh! Huh!"), but was warned by Max (his first line of dialogue about 11 minutes into he film):"Booby-trapped.Squawking seagulls swoop down between them as he raises he gigantic field-glass binoculars to his eyes to see more clearly.