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Dungeons & Dragons vs Iron Valley

Compare Dungeons & Dragons and Iron Valley side by side. See differences in complexity, dice, genre, cost, and more.

Dungeons & DragonsIron Valley
GenreFantasyFantasy
TagsTactical, Heroic, Character Building, High-Fantasy, Classic Fantasy, Vancian Casting, Ascending ACCozy, Solo-Friendly, Rules-Light, Narrative, Beginner-Friendly, CC-Licensed Rules, Random Tables
Core MechanicMake a D20 Test by rolling d20, adding relevant modifiers, and comparing the total to a target number. Ability checks, saving throws, and attack rolls use this procedure. Advantage and disadvantage use two d20s and keep the higher or lower result.Roll 1d6 (action die) + stat against 2d10 (challenge dice). Beat both challenge dice for a strong hit, beat one for a weak hit, beat neither for a miss. A simplified hack of Ironsworn with only 10 moves. Promises replace vows, satisfaction replaces XP, and a favor economy drives gift-giving and relationships. Extensive oracle tables (50+ pages) generate characters, events, locations, and heart events for solo play.
Diced20d6 + 2d10
ComplexityMediumVery Low
AccessibilityVery HighVery High
RunnabilityVery HighHigh
LicenseCC BY 4.0 (SRD); core books proprietaryCC BY 4.0
Third-Party PublishingCommercial publishing allowed — Open licenseNot yet researched
Summary only, not legal advice. Check current terms before publishing.
CostFreeFree
PublisherWizards of the CoastM. Kirin
Year20242023
LanguagesEnglish, French, Italian, German, SpanishEnglish
Best ForGroups who want heroic fantasy with configurable tactical combat, broad character options, and campaigns that span multiple levels.Solo players who want a cozy, low-stakes RPG about building a life in a small town: farming, crafting, making friends, and maybe falling in love, with no combat or death mechanics.
HighlightsAdvantage and disadvantage resolve common situational effects by selecting the higher or lower of two d20 rolls. Backgrounds, classes, subclasses, and feats distribute character choices across creation and advancement. Weapon Mastery gives qualifying weapon users distinct tactical effects without replacing the action economy.Fills a cozy niche in TTRPGs: no combat, no death, just wholesome small-town life, extensive oracle tables support solo replayability, simple rules accessible to complete beginners, CC BY 4.0 license encourages sharing and hacking
ConsiderationsSpell preparation, spell slots, class features, and conditions create several interacting resources for players to track. High-level characters combine many spells and features, increasing adjudication work for the DM. Bastions add a separate downtime procedure for campaigns that use the stronghold rules.Oracle tables can produce repetitive prompts over multiple sessions. Minimal mechanical depth limits replay variety. There is no structured campaign or arc progression.