Ace is an agent of the Global Reaction Agency for Mysterious Paranormal Activity (aka G.R.A.M.P.A.) and is most commonly paired with fellow agent One-Eyed Jacquie, with the duo operating under the name of Blackjack. 
Powers and Abilities
Ace is an adequate hand-to-hand combatant.
Ace has access to a variety of gadgets.
Ace seems to prefer small firearms, but as an agent of G.R.A.M.P.A. he has access to a weapons cache of endless proportions.