Mmm. Jam.
Not my first lap around the track; probably the first with a plan though 
Tooling ultimately dependent on theme selection but likely involves some combination of:
And will almost certainly blow this budget but some things I’m going to try to limit:
- Core: 1 hour
- Mechanics: 5 hours
- In-game UI: 1 hour
- Non-game UI: 1 hour
- Assets: 6 hours
- Deployment: 2 hours
- Website: 2 hours
Deployment targets will (likely) be limited to:
- the Web (HTML5 or Unity® Web Player) and/or
- Windows™ and/or
- GNU/Linux and/or
- Android™
G’Luck to all!
=D