"Aussie whiz-kid and gadget-master Trevor Colby can turn a harmless toaster oven into a lethal weapon. He has extensive knowledge of explosives and a real knack for surprise. A practical joker at heart, Trevor takes as much delight in planning and setting a trap as he does in watching its perfect execution. Colby may be a little inexperienced but he catches on quickly."
- "Crim's up there. I see 'em!"
- "Gotcha, ya nong!"
- "Now wussat?"
- "What's that then?"
- "Hells bells!" - When more than 3 enemies appear
- "Aw, no... looks like danger, mate!" - When finding a land mine
- "Aw, mate that there's a right fine trap..." - When finding a trapped lock
- "Bonza! Persistence pays off." - When gaining a level
- "Look at me, mate! Ya know yer gettin' value for the dollar." - When his price increases
- "Wey hey! They're all dead! Gotta give 'em an "A" for effort, though."
- "Hoo-roo. All right then..."
- "'Strewth...I'm about to lose me brekkie!" - Spotting a rotted corpse
- "Sure,if I wanted to kark it. Sorry,mate." - refuse to join
- Widely considered the best items merger, and is able to pick every lock in the game, apart from the keycard locks in Orta.
- Gets expensive quickly due to low starting level for his salary.
- If used for repairs from early game, Barry Unger can do both of these jobs.
- Typical cheerful Aussie.
- Speaks English with a heavy Aussie accent.
- Has an underlying intelligence and cunning.
- Slightly flippant.