Cheapest priced copy (Secrets of Strixhaven Commander): $0.99 at Card Kingdom, near mint, their price list as of .
Kor Spiritdancer 
Creature — Kor Wizard · 0/2 · Rare · Planechase 2012 · #9
This creature gets +2/+2 for each Aura attached to it.
Whenever you cast an Aura spell, you may draw a card.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
8 printings · $0.99 to $16.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Battlebond | 93 | Rare | $1.99 | $16.99 |
| Jumpstart | 116 | Rare | $1.79 | — |
| Planechase 2012 | 9 | Rare | $1.99 | — |
| Planechase Anthology | 9 | Rare | $1.99 | — |
| The List | ROE-31 | Rare | $2.49 | — |
| Rise of the Eldrazi | 31 | Rare | $1.99 | $15.99 |
| Secrets of Strixhaven Commander | 152 | Rare | $0.99 | — |
| Wilds of Eldraine Commander | 69 | Rare | $0.99 | — |
2 rulings from Wizards of the Coast
- 15 June 2010The second ability triggers when you cast any Aura spell, not just one that targets Kor Spiritdancer.
- 15 June 2010If you cast an Aura spell, Kor Spiritdancer's second ability triggers and goes on the stack on top of it. The ability will resolve before the spell does.