Market PriceN/A30d —
Guidance Failure
common
Market PriceN/A30d —No price history yet
Card Details
Instant
- Mana cost
- Mana value
- 4
This spell costs 
less to cast if it targets an attacking creature.
Target creature or Spacecraft's owner puts it on their choice of the top or bottom of their library.
The ionized gasses of the Mutara Nebula wreaked havoc with sensors and shielding.
More Info
Guidance Failure is a common blue Instant from Magic: The Gathering's Star Trek set (2026). Costs {3}{U}, targets a creature or Spacecraft to put it on top or bottom of its owner's library.
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Card updated 14 Sept 2026. Prices may differ from individual listings.