Streamer tests GPT-6 Astra xHigh on Slay the Spire 2's brutal A10 Ironclad run

Jsevillamol · x · 2026-09-15

Jsevillamol is streaming GPT-6 Astra (xHigh thinking) playing Slay the Spire 2's Ironclad on A10 difficulty, expecting the model to "eek a win or two."

A10 is a brutal starting setup demanding long-horizon strategic planning, making this a live, watchable probe of the latest model's reasoning and decision-making in a complex card strategy game.

Original post →

More from Models

Models channel →