A sourcebook for the Power Rangers Roleplaying Game, G.I. JOE Roleplaying Game, and Transformers Roleplaying Game, the Field Guide to Action and Adventure provides advice for all three games individually plus options for combining characters or threats in an epic crossover adventure!

Introduces new character options: 9 new influences, 4 origins, 3 factions, 10 Perks, plus 1 new role! New ways to combine characters from Power Rangers Roleplaying Game, G.I. JOE Roleplaying Game, and Transformers Roleplaying Game! Crossover adventure to run in your campaign! GM resources for creating new threats to menace your heroes! New rules for GMs to implement chases, puzzles and traps into the campaign! Rules & tips for running action and adventure games in the Essence20 Roleplaying System!