Critical Rolls introduces a variety of new effects to the triumphant natural 20 and the dreaded natural 1, including critical hit effects for GMs and players, critical fails, and a good and bad luck mechanic for criticals rolled in and out of combat.

This boxed set contains five 60-card tarot-sized decks, including:
- Critical Fails
- Critical Hits for GMs
- Critical Hits for Players
- Fates (Bad Luck)
- Fortunes (Good Luck)