takes 
From Two Hour Wargames
PDF – $4.99 USD
Tunnels – yes, tunnels. They've been around forever. Babylonians. Ancient Persians. Romans. Civil Wars. Vietnam. You picking up what I'm putting down? Oh, oh yeah. And Bug tunnels.
Tunnels let you add rules for navigating tunnels in any time period, even sci-fi and fantasy. Use any of the THW rules. Heck you can even use any rules that work for you. Now, let's go exploring!
Inside, you'll get:
- Tunnel exploration and encounter rules
- Traps and ambushes *Tunnel creation system
- Tunnel map tiles (print at home)