Keen Engineering is a 100-card Commander precon from FDC, released October 2, 2026. Its commander is Sai, Master Thopterist, and its colour is blue. The list runs 29 creatures, 20 artifacts, 6 instants, 3 enchantments and 2 sorceries, with 39 lands.
Out of the box this list reads as Bracket 2, Core, with no Game Changers, 40 lands and an average mana value of 3.8 across the 59 nonland cards of the 99. The bracket is read from the cards alone, with the Game Changers list of February 9, 2026. Official policy also weighs intent and how fast a deck wins, which a decklist cannot show.
Decklist, card data and prices from MTGJSON (card data build of November 11, 2026). Statistics computed November 8, 2026.
The full Keen Engineering list, 100 cards by type. Every card links to its own page with printings, price and format legality.
Product data source: Wizards of the Coast (https://magic.wizards.com/en/news/announcements/foundations-commander-decklists)