Guidance Failure
New in Star Trek (TRK), releasing November 13, 2026.
Guidance Failure: Instant, Star Trek. This spell costs 1 less to cast if it targets an attacking creature. Printings, prices, and format legality on Mana Grove.
- Mana cost
- {3}{U}
- Mana value
- 4
- Type
- Instant
- Colour identity
- Blue (U)
- Rarity
- Common
- Set
- Star Trek (TRK)
- Released
- 2026-11-13
- Collector number
- 60
- Artist
- David Álvarez
Build around this card with Grover
About Guidance Failure
Guidance Failure is a Magic: The Gathering card, a common blue instant from Star Trek (TRK), an expansion set released in November 2026. It is collector number 60 in that set, with art by David Álvarez. It costs {3}{U} (three generic and one blue mana) to cast, for a mana value of 4. Its colour identity is blue. Star Trek is its only printing so far. The latest aggregated market price for this printing is $1.44 (normal finish, as of 2026-10-23).
Card text
This spell costs {1} 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.
Market price
Latest aggregated market price for the normal finish of this printing: $1.44 (as of 2026-10-23).
The figure covers this printing only; other printings carry their own price on their own page.
Similar cards
Other instant cards with a blue colour identity, ranked by how often they appear in Commander decks.