# STS2 Modding MCP

> Use this tool when you need to streamline Slay the Spire 2 mod development, as it provides 151 tools for reverse-engineering, code generation, and automated playtesting, solving problems such as tedious mod creation and testing. It takes in mod code and game data as inputs and outputs compiled mods and test results. Use it in the context of Slay the Spire 2 modding to increase efficiency and productivity.

Canonical page: https://skillsregistry.net/skills/elliotttate-sts2-modding-mcp  
JSON: https://api.skillsregistry.net/v1/skills/elliotttate-sts2-modding-mcp

## Description

Provides 151 tools for reverse-engineering, code generation, building, deploying, live scene inspection, and automated playtesting for Slay the Spire 2 modding.

## Trust

- **Trust score (0–1):** 0.56
- **Verification tier:** scanned
- **Last scanned:** 2026-08-31

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** devops-ci
- **Updated:** 2026-08-31

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/p6zqo1xzsy)
- **Repository:** <https://github.com/elliotttate/sts2-modding-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "elliotttate-sts2-modding-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/elliotttate-sts2-modding-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/elliotttate-sts2-modding-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt