Change the Equation

March of the Machine (MOM) #50 · Uncommon · Instant

Mana cost: {1}{U}

Choose one —
• Counter target spell with mana value 2 or less.
• Counter target red or green spell with mana value 6 or less.

"It's not your fault. Strixhaven taught you an imperfect premise. Okay, the imperfect execution was your fault."

Illustrated by Alix Branwyn · Released April 21, 2023

Prices

• Nonfoil: $0.29 USD · €0.23 EUR
• Foil: $0.32 USD · €0.69 EUR

Nonfoil price since July 24, 2026: up $0.06 USD (26.1%) to $0.29 USD; low $0.20 USD, high $0.32 USD.

Printings

1. March of the Machine #50 (this printing) · Uncommon · 2023 · $0.29 USD

Legality

• Standard: Not legal
• Alchemy: Not legal
• Pioneer: Legal
• Historic: Legal
• Modern: Legal
• Brawl: Legal
• Legacy: Legal
• Timeless: Legal
• Vintage: Legal
• Pauper: Not legal
• Commander: Legal
• Penny: Not legal
• Oathbreaker: Legal
• Duel: Legal

Rulings

1. 2023-04-14 · wotc — If a spell has {X} in its mana cost, use the value chosen for X when calculating that spell’s mana value.

All cards in March of the Machine (MOM)