Open20 Dual Dice System (ODDS RPG)

A universal tabletop RPG system using:

• 1d20 for Resolution
• 2d10 for Impact

Genre-neutral. Modular. Expandable.

• Core System
• Player Guide
• GM Guide
• Intro Adventure

• Quick Reference
• Character Sheet

• Hero Points
• Talents
• Economy & Wealth
• Enemy Builder
• Power Scaling

• Magic Module
• Cybernetics & Advanced Gear
• Sanity System
• Vehicle Rules
• Faction System

• Random Encounter Tables

• Echoes Below – Space Lab Adventure

ODDS RPG Version: v1.0 Playtest Build Status: Locked for Testing