Cheapest priced copy (Marvel Super Heroes Commander): $3.49 at Card Kingdom, near mint, their price list as of .
Stark's Ingenuity 
Enchantment — Aura · Rare · Marvel Super Heroes Commander · #533
Enchant creature you control
When this Aura enters, you may pay {X}. If you do, draw X cards.
Whenever you draw a card, put a +1/+1 counter on enchanted creature.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $3.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 533 | Rare | $3.49 | — |