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d20-magic

Provides structured rules and formulas for handling spellcasting in d20 system games. Covers spell save DCs, attack rolls, concentration checks, spell slots, and ritual casting. Includes concrete examples and references to external dice-rolling tools. Serves as a quick reference for GMs during gameplay.

Packaged view

This page reorganizes the original catalog entry around fit, installability, and workflow context first. The original raw source lives below.

Stars
1
Hot score
77
Updated
March 20, 2026
Overall rating
A7.8
Composite score
5.0
Best-practice grade
B77.6

Install command

npx @skill-hub/cli install rjroy-adventure-engine-corvran-d20-magic
dndgame-masterrpgspellcastingd20-system

Repository

rjroy/adventure-engine-corvran

Skill path: d20-system/skills/d20-magic

Provides structured rules and formulas for handling spellcasting in d20 system games. Covers spell save DCs, attack rolls, concentration checks, spell slots, and ritual casting. Includes concrete examples and references to external dice-rolling tools. Serves as a quick reference for GMs during gameplay.

Open repository

Best for

Primary workflow: Ship Full Stack.

Technical facets: Full Stack.

Target audience: Meta teams looking for install-ready agent workflows..

License: Unknown.

Original source

Catalog source: SkillHub Club.

Repository owner: rjroy.

This is still a mirrored public skill entry. Review the repository before installing into production workflows.

What it helps with

  • Install d20-magic into Claude Code, Codex CLI, Gemini CLI, or OpenCode workflows
  • Review https://github.com/rjroy/adventure-engine-corvran before adding d20-magic to shared team environments
  • Use d20-magic for meta workflows

Works across

Claude CodeCodex CLIGemini CLIOpenCode

Favorites: 0.

Sub-skills: 0.

Aggregator: No.

d20-magic | SkillHub