Agent Skill
2/7/2026session-prep
This skill should be used when the user asks to "prep for session", "review before game night", "session checklist", "am I ready to run this", "pre-session review", "game prep", "DM prep check", or mentions "running tonight", "session tomorrow", or "game day prep". Runs a comprehensive pre-session checklist covering content, NPC readiness, encounter balance, and contingency planning.
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mimir
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npx skills add mimir-dm/mimir
SKILL.md
| Name | session-prep |
| Description | This skill should be used when the user asks to "prep for session", "review before game night", "session checklist", "am I ready to run this", "pre-session review", "game prep", "DM prep check", or mentions "running tonight", "session tomorrow", or "game day prep". Runs a comprehensive pre-session checklist covering content, NPC readiness, encounter balance, and contingency planning. |
name: session-prep description: >- This skill should be used when the user asks to "prep for session", "review before game night", "session checklist", "am I ready to run this", "pre-session review", "game prep", "DM prep check", or mentions "running tonight", "session tomorrow", or "game day prep". Runs a comprehensive pre-session checklist covering content, NPC readiness, encounter balance, and contingency planning.
Session Prep Review
Purpose
Comprehensive pre-session review that combines continuity checking, encounter balance, NPC readiness, and gap identification before game time.
For deeper analysis of specific areas, see the related skills:
- continuity-check — Full plot consistency audit
- encounter-balance — Detailed CR and XP math
- loot-audit — Treasure distribution analysis
- npc-network — Relationship mapping
- pressure-test — Adversarial scenario testing
Pre-Session Checklist
1. Content Readiness
Load the module being run and campaign-level context:
# Campaign-level documents (world lore, session notes)
list_documents() # omit module_id for campaign-level docs
# Module content
get_module_details(module_id)
list_documents(module_id)
Verify:
- Backstory or description document exists and is complete
- Read-aloud text prepared for key moments
- DM notes cover contingencies
- Maps/handouts referenced are available
- Relevant campaign-level documents reviewed (world lore, prior session notes)
2. NPC Readiness
list_characters(character_type: "npc", module_id: module_id)
# Also check by location if the session spans areas:
list_characters(character_type: "npc", location: "Tavern District")
For each NPC players will likely encounter:
- Name, role, location defined
- Motivation and goals clear
- Key information they know documented
- Ability scores set (for skill checks during play)
- Inventory populated (
get_character_inventory) - Voice/mannerism notes (optional)
3. Encounter Readiness
Review module monsters and maps:
- Monster stat blocks accessible (verify via
search_monsters) - Tactics noted in DM notes
- Terrain/environmental factors documented
- Treasure/loot defined
- Maps uploaded and tokens placed (
list_maps,get_map)
4. Plot Thread Check
- Current plot hooks are clear
- Player goals acknowledged
- Clues/information properly placed
- Multiple paths to success exist
5. Contingency Prep
- "What if they skip X" planned
- "What if NPC dies" contingency
- Backup hooks ready
- Improvisation anchors noted
Output Format
# Session Prep Report: [Module Name]
## Ready
- [List of complete elements]
## Needs Attention
- [Element]: [What's missing] -> [Quick fix suggestion]
## Critical Gaps
- [Element]: [Why it's critical] -> [Action needed]
## NPCs for This Session
| NPC | Location | Ready? | Missing |
|-----|----------|--------|---------|
| [Name] | [Location] | [OK/WARN] | [What's missing] |
## Encounters
| Encounter | Difficulty | Ready? | Notes |
|-----------|------------|--------|-------|
| [Name] | [Difficulty] | [OK/WARN] | [Notes] |
## Quick Reference
### Key NPCs
- **[Name]**: [1-line summary, key info they have]
### Key Locations
- **[Location]**: [What happens here]
### Plot Threads
- [Thread]: [Current state, next beat]
## DM Notes
[Any generated prep notes or reminders]
Interactive Mode
- Identify the module being run
- Run through checklist categories
- For each gap, offer to:
- Create missing NPC details
- Add DM notes via
create_document - Generate read-aloud text
- Suggest encounter adjustments
- Generate a condensed cheat sheet for the session
Skills Info
Original Name:session-prepAuthor:mimir
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