Cheapest priced copy (Theros Beyond Death): $0.35 at Card Kingdom, near mint, their price list as of .
Hero of the Winds 
Creature — Human Soldier · 1/4 · Uncommon · Theros Beyond Death · #23
Flying
Whenever you cast a spell that targets this creature, creatures you control get +1/+0 until end of turn.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
1 printing · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Theros Beyond Death | 23 | Uncommon | $0.35 | $0.49 |
4 rulings from Wizards of the Coast
- 24 January 2020An ability that triggers when you cast a spell resolves before the spell that caused it to trigger. It resolves even if that spell is countered.
- 24 January 2020This effect affects only creatures you control at the time the ability resolves. Creatures you begin to control later in the turn won’t get +1/+0.
- 24 January 2020This ability doesn’t trigger if you copy a spell that targets it, or if a spell’s targets are changed to target it.
- 24 January 2020If you cast a spell that targets this creature multiple times, this ability triggers just once.