In June 2008, Brainstorm was designated as restricted within the Vintage format. The announcement detailing this ruling grouped it alongside several other restricted cards, including Flash and Ponder. The source material documents this change in status for Vintage but provides no explanation or rationale for the restriction.
This summary was generated by gemma4 on September 14, 2026. It has not yet been reviewed by a human editor and may contain some inaccuracies. Learn more.
