Cheapest priced copy (Marvel Super Heroes Commander): $4.49 at Card Kingdom, near mint, their price list as of .
Quantum Entanglement 
Enchantment · Rare · Marvel Super Heroes Commander · #607
Flash
When this enchantment enters and at the beginning of your end step, you may pay {1}{W}. When you do, exile target creature you control, then return that card to the battlefield under its owner's control.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $2.99 to $4.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 607 | Rare | $4.49 | $2.99 |