Describe your scene. CritKit builds a complete, balanced encounter — enemy stat blocks, tactical behavior, environmental details, and loot — in seconds. Free to try, no signup required.
Running great combat encounters takes time. You need to balance CR against party level, decide which enemies make tactical sense, detail the environment, and plan how the encounter escalates. CritKit's AI encounter generator handles all of it in one shot.
Just describe what you want — the environment, the threat, the party's level — and the AI builds a complete encounter: enemy stat blocks, number of combatants scaled to party size, initiative-ready tactical notes, environmental hazards and terrain, and a loot table appropriate to the difficulty. Everything you need to run the fight at the table, without the spreadsheet math.
Unlike random encounter tables or basic monster lookup tools, CritKit generates encounters with narrative context. The enemies have reasons to be there. The terrain affects how the fight plays out. The tactics reflect the monsters' intelligence and instincts. The result is an encounter that feels designed, not rolled.
CritKit supports D&D 5e out of the box, with encounter CR calculations balanced to your party's size and average level. You can specify difficulty (easy, medium, hard, deadly) and the AI adjusts enemy count and stat modifications accordingly. The generator works for any encounter type: ambush, dungeon room, wilderness, social combat, or chase.
Free accounts get 5 generations per month across all CritKit tools with no credit card required. Upgraded accounts unlock unlimited generations, saved encounter libraries, and PDF exports.
Enemy stats scaled to your party's level and size. CR math handled automatically — no Monster Manual flipping required.
Each enemy gets specific tactical instructions: positioning, priority targets, retreat triggers, and special action timing.
Terrain features, lighting, hazards, and interactive elements that make the battlefield feel alive — not just a blank grid.
Treasure appropriate to encounter difficulty — gold, magic items, consumables, and plot-relevant objects.
Set easy, medium, hard, or deadly — the AI adjusts enemy count and challenge accordingly. Works for solo, small, and large parties.
Download any encounter as a clean, printer-friendly PDF to bring directly to the table. No copy-paste gymnastics.
Type a natural language prompt: the environment, the enemies, your party's level and size, and the mood you want. No forms to fill out.
CritKit generates a complete, balanced encounter — stat blocks, tactics, terrain, and loot — in under 10 seconds.
Save to your library, download as PDF, or copy directly. Everything is formatted to be table-ready the moment it generates.
Full NPC profiles with stat blocks, backstory, personality traits, and plot hooks. Great for populating the world around your encounters.
Standalone treasure tables — magic items, gold, gems, and mundane loot scaled by CR. Perfect for treasure rooms and quest rewards.
World-building lore — factions, history, locations, artifacts — that ties your encounters and NPCs into a coherent world.
Full session plans with scenes, hooks, pacing, and branching choices. Uses your saved NPCs and encounters as ingredients.
Build a full campaign arc from a single prompt — main villain, faction dynamics, session arcs, and plot hooks.
Manage long-running campaigns session by session. DM notes feed the AI to generate your next session with real continuity.
Everything you need to run unforgettable sessions, in one place.
Instantly create memorable NPCs with personality, backstory, stat blocks, and plot hooks for D&D 5e and Pathfinder.
Generate complete dungeon layouts with themed rooms, traps, encounters, and boss chambers — ready to run.
Create full campaign arcs with villains, factions, plot hooks, and multi-session story beats for any TTRPG system.
Generate balanced loot tables with magic items, treasure hoards, and quest rewards scaled to party level.