Cheapest priced copy (Edge of Eternities): $0.35 at Card Kingdom, near mint, their price list as of .
Radiant Strike 
Instant · Common · Edge of Eternities · #29
Destroy target artifact or tapped creature. You gain 3 life.
Legal inCommanderBrawlStandardPioneerModernLegacyVintagePauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Edge of Eternities | 29 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 25 July 2025If the target permanent is an illegal target as Radiant Strike tries to resolve, it won’t resolve and none of its effects will happen. You won’t gain life.