Op4s
- Designer
- Brent Spivey
- Publisher
- Brent Spivey Creations
- Status
- In Print
- Contents
- Available online
Back to RULES DIRECTORY
Areas of InterestScience Fiction
Featured Hobby News Article
Featured Link
Top-Rated Ruleset
Featured Showcase Article What to do when someone hands you their crafting leftovers?
Featured Workbench Article Entry #3 in Scale Creep's Scavengers Design Contest - as a father-and-son team venture into a land of Dragons and Mutants...
Featured Profile Article Using AI to generate some concept art of the Hive Mind (insect army) homeworld.
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Editions
Currently in Beta
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on 26 October 2016. Last revised by 
