STS2.GG
Slay the Spire 2 (STS2) Wiki
STS2.GG is the complete Slay the Spire 2 (STS2) wiki — cards, relics, Neow boon tier list, monsters, builds, damage calculator and run-planning tools for every run.
Tools and Calculators
Optimize your runs with powerful planning tools
Reward Helper
Rank card rewards against your current deck
Damage Calculator
Compute exact damage with all modifiers
Build Planner
Plan and optimize your deck
Tier List Maker
Create and share your own card rankings
Boss Relic Picker
Rank three boss relic offers against your current run
Event Decision Helper
Rank event choices against HP, gold, and deck needs
STS2 MCP
Set up the STS2 MCP mod to let an AI agent auto-play your runs
Spire Echoes
Play an original fan-made browser card roguelike with elemental resonance combos
Builds Database
Curated S/A/B tier deck builds
Top Builds
Battle-tested deck strategies for every character
Strength Scaling Build
Stack Strength so every Ironclad attack scales into a real finisher.
Shiv Storm Build
Generate waves of Shivs and multiply their payoff with repeated on-play synergies.
Claw Machine Build
Loop 0-cost Claws and recursion tools until every cycle through the deck hits harder.
Doom Execution Build
Apply Doom faster than enemies can act, then cash it in for executions and burst turns.
Stars Engine Build
Generate and spend Stars efficiently so every payoff turn snowballs your run.
Latest Guides
Strategy articles and tips from the community
v0.111.0 Beta Strategy Guide: What to Draft After the Latest Balance Pass
A practical read on the v0.111.0 beta patch: the new Hyperbeam and Ironclad options, the enemy buffs that change late-act routing, and the older cards you should stop autopicking.
Beta Has Merged Into Main: What v0.107.1 Means for Slay the Spire 2
Major Update #2 v0.107.1 has moved the recent beta era onto the main branch. Here is what changed for live players: Aeonglass, the Bestiary, RNG rework, Steam Workshop support, the card and enemy balance rollup, and the end of Doormaker as the live Act 3 boss.
May 21 Patch Guide: v0.106.0 Enemy Balance Pass, Defect Adjustments & Mummified Hand Rework
A full breakdown of the v0.106.0 beta patch — Infested Prism rework, Skulking Colony / Aeonglass tweaks, every card change across all five characters, and the new Mummified Hand priority system.
May 7-8 Patch Guide: v0.105.0, v0.105.1, Aeonglass, Bestiary, and the Bi-Weekly Cadence
A full breakdown of the May 7-8 beta patches — Doormaker removal, the new Aeonglass boss, the first Bestiary build, every meaningful balance change, and the shift to bi-weekly patching.
Aeonglass Boss Guide: How to Beat the v0.107.1 Main-Branch Fight
A practical player guide to Aeonglass on the current main branch: what the boss is testing, how to manage Wither, which decks are favored, and how each character should approach the fight.
Late April Patch Guide: v0.103.2, v0.104.0, Doormaker Feedback, and How to Adapt
A current late-April guide to the live v0.103.2 update, the April 24 beta v0.104.0 follow-up, the Doormaker and Ascension feedback loop, and the practical changes you should make in your runs now.