Free Rules!

Free intro to Two Hour Wargames!

Modern, WW2, Medieval, Sci-fi & Fantasy? Zombies too? Yep, all this and much more.

Get a feel for the THW System without committing any hard-earned cash. Learn one set of mechanics; play many games!

Chain Reaction 2026 is a set of man-to-man combat rules that can be played in a variety of periods and with any figures you may already have. Play it with counters or even paper and pen. 

Chain Reaction 2026, like all THW games covering a variety of genres, is designed to be played solo, cooperatively – all players on the same side – or competitively – head-to-head.

Want to play WW2, Fantasy or Sci-Fi? Even Zombies? Play it any way you want because after all…

It’s Your Game!