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Cepheus Deluxe vs Traveller

Compare Cepheus Deluxe and Traveller side by side. See differences in complexity, dice, genre, cost, and more.

Cepheus DeluxeTraveller
GenreScifiScifi
Play StyleSpace Opera, Career-Based, Skill-Based, Sandbox, Ship-Based, Exploration, Random Tables, ToolkitSandbox, Simulation, Exploration, Deadly, Character Building, Faction Play
Core MechanicRoll 2d6, add a relevant skill and characteristic modifier, and meet or beat the target number. The margin is Effect, and Advantage means rolling 3d6 and keeping the best two.Roll 2d6 + skill + modifier ≥ 8 to succeed. Character generation is a mini-game.
Dice2d62d6
ComplexityHighMedium
AccessibilityVery HighHigh
RunnabilityHighVery High
LicenseOGL 1.0a; Cepheus Deluxe Compatibility-Statement LicenseTraveller Fair Use Policy
CostFree$$
PublisherStellagama PublishingMongoose Publishing
Year20222022
Best ForGroups who want a self-contained interstellar sandbox where career histories feed a shared shipboard trade loop.Hard sci-fi sandbox campaigns with trading, exploration, and realistic space travel.
HighlightsCareer terms turn character history into usable relationships and obligations that already point toward adventures. World profiles feed local law and trade into the crew's travel decisions, giving generated destinations mechanical consequences. Space combat assigns distinct actions across bridge and engineering roles, keeping the whole crew involved.Comprehensive sci-fi toolkit, lifepath character creation, detailed trade/travel systems
ConsiderationsCareer creation can span several career terms before play, making a fresh crew slower to build than the basic 2d6 mechanic suggests. A ship-based campaign tracks recurring operating costs and cargo prices, making accounting part of the travel loop. The book supplies generators and adventure seeds rather than a ready-made sector or campaign, so the Referee must turn those pieces into an inhabited frontier.Lifepath character creation rolls for aging and career mishaps, so a Traveller can leave chargen weakened or pushed onto an unwanted path. Subsystem rules are spread across multiple supplements, so the core book leaves several procedures without full depth. Characteristics are recorded as a hexadecimal Universal Personality Profile string, an unusual notation newcomers must learn before they can read a stat block.