Cheapest priced copy (Lorwyn): $0.69 at Card Kingdom, near mint, their price list as of .
Amoeboid Changeling 
Creature — Shapeshifter · 1/1 · Common · The List · #J22-269
Changeling (This card is every creature type.)
{T}: Target creature gains all creature types until end of turn.
{T}: Target creature loses all creature types until end of turn.
Legal inCommanderModernLegacyVintagePauper
Not legal inBrawlStandardPioneer
5 printings · $0.69 to $12.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Premium Deck Series: Slivers | 3 | Common | — | $2.49 |
| Jumpstart 2022 | 269 | Common | $0.99 | — |
| Lorwyn | 51 | Common | $0.69 | $12.99 |
| The List | J22-269 | Common | $0.69 | — |
| The List | LRW-51 | Common | $0.69 | — |
One ruling from Wizards of the Coast
- 1 October 2007If a creature loses all creature types but then gains a new creature type later in the turn, it will be that new creature type.