Cheapest priced copy (Invasion): $0.35 at Card Kingdom, near mint, their price list as of .
Kavu Chameleon 
Creature — Kavu · 4/4 · Uncommon · Invasion · #191
This spell can't be countered.
{G}: This creature becomes the color of your choice until end of turn.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
3 printings · $0.35 to $3.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Invasion | 191 | Uncommon | $0.35 | $3.49 |
| World Championship Decks 2001 | jt191 | Uncommon | $0.35 | — |
| World Championship Decks 2001 | jt191sb | Uncommon | $0.35 | — |
2 rulings from Wizards of the Coast
- 4 October 2004Counterspells can be cast that target it, but when they resolve they simply don't counter it since it can't be countered.
- 4 October 2004The new color replaces all previous colors.