He's as good as he seems, but forget not the risks involved.
faction characters have typically struggled for good ally options that dont lead to bankruptcy, Leo De Luca is nice but he's inconvenient in many decks, Lola Hayes is 3 XP and drains your resources pretty much immediately. The other in-factionn people are rather... disappointing.
Enter: Gregory Gry.
- Sanity tank. Check.
- Resource generator. Check.
- Manageable price. Check.
Yeah this dude is definitely something you should try out. Just a little pointer though. Dont go crazy with the 3-resource gambles, do it piecemeal with 1 or 2 resources unless you have a pressing need to fund a big gun or something.