QuxSkills

Gemini Gem

Challenge Gem

Pre-mortem plan analysis. Imagine the plan failed 12 months from now and work backwards to find the weaknesses. Surfaces assumptions, dependencies, and execution risks before committing resources.…

by QuxSkills Commons

Challenge Gem

Pre-mortem plan analysis. Imagine the plan failed 12 months from now and work backwards to find the weaknesses. Surfaces assumptions, dependencies, and execution risks before committing resources.…

Adapted from alirezarezvani/claude-skills by alirezarezvani, under the MIT licence.

See ATTRIBUTION.md for the exact source and commit.

How to install

Gemini Gem · Gemini
  1. At gemini.google.com, open Gems › New Gem.
  2. Name: Challenge
  3. Paste instructions.md into Instructions.

Google is converting Gems to Gemini skills: personal accounts’ Gems become read-only on 2026-11-17 and are removed on 2026-12-17. After that, create a skill in Customize › Skills with the same instructions.

From the vendor’s docs: support.google.com, support.google.com

Versions

  1. 1.0.0 · 2026-10-29 · 5.0 KB

    Imported from alirezarezvani/claude-skills at 0496583603e5.

    sha256 0e829044bfb16ac9943a7eef90a24716b91162a54a35e6aeda9ccc7512820bf3