Cheapest priced copy (Marvel Super Heroes Commander): $0.99 at Card Kingdom, foil, near mint, their price list as of .
The Thing 
Legendary Creature — Human Hero · 5/5 · Mythic · Marvel Super Heroes Commander · #4
Trample
At the beginning of combat on your turn, if you've cast a noncreature spell this turn, put four +1/+1 counters on The Thing.
Whenever The Thing attacks, you may pay {R}{G}{W}{U}. When you do, double the number of each kind of counter on any number of target permanents you control.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
2 printings · $0.99 to $2.29 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Marvel Super Heroes Commander | 4 | Mythic | $2.29 | $0.99 |
| Marvel Super Heroes Commander | 878 | Mythic | — | $0.99 |