Cheapest priced copy (Innistrad: Double Feature): $0.35 at Card Kingdom, near mint, their price list as of .
Sheltering Boughs 
Enchantment — Aura · Common · Innistrad: Crimson Vow · #218
Enchant creature
When this Aura enters, draw a card.
Enchanted creature gets +1/+3.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Innistrad: Double Feature | 485 | Common | $0.35 | $0.49 |
| Innistrad: Crimson Vow | 218 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 19 November 2021If the creature the Aura spell targets isn't a legal target as it tries to resolve, Sheltering Boughs is put into its owner's graveyard from the stack. It doesn't enter the battlefield and you won't draw a card.