| Name | Expansion Algorithm  |
|---|---|
| Type | Sorcery |
| Description | Proliferate X times. (To proliferate, choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Flavor | "When you find an equation that works, all that's left is finding its many applications." —Zimone |
| Artist | Serena Malyon |
| Set | Secrets of Strixhaven Commander #19 |
| Wallpaper |  download |
| Image |  download |
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Expansion Algorithm, Sorcery, designed by Serena Malyon first released in Apr, 2026 in the set Secrets of Strixhaven Commander. It see play in 1 formats: Commander.
A card like **Expansion Algorithm** (XUU, sorcery, proliferate X times) would best fit in decks built around heavy counter synergies—such as +1/+1 counter decks (e.g., Simic or Hardened Scales strategies), planeswalker “Superfriends” decks that want to rapidly increase loyalty, poison/toxic or infect decks aiming to close out via poison counters, or Commander decks built around experience, energy, or other scalable counters. It scales especially well in slower, big-mana Commander environments where dumping large amounts of mana into X can create explosive turns. However, in most competitive formats it would likely be too slow and mana-intensive compared to more efficient proliferate options like **Tezzeret’s Gambit**, **Contentious Plan**, **Experimental Augury**, or repeatable engines such as **Inexorable Tide** or **Flux Channeler**, which provide better rate or ongoing value. While Expansion Algorithm could be powerful as a late-game finisher in casual or Commander counter-focused d
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