Cheapest priced copy (Commander Legends): $0.35 at Card Kingdom, near mint, their price list as of .
Skywhaler's Shot 
Instant · Uncommon · Kaladesh · #29
Destroy target creature with power 3 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander Legends | 46 | Common | $0.35 | $0.49 |
| Kaladesh | 29 | Uncommon | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 10 November 2020If the target creature is an illegal target by the time Skywhaler's Shot tries to resolve, the spell doesn't resolve. You don't scry 1.