Cheapest priced copy (Commander 2015): $0.49 at Card Kingdom, near mint, their price list as of .
Hamletback Goliath 
Creature — Giant Warrior · 6/6 · Rare · Magic 2013 · #136
Whenever another creature enters, you may put X +1/+1 counters on this creature, where X is that creature's power.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
8 printings · $0.49 to $1.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Commander 2015 | 156 | Rare | $0.49 | — |
| Commander Anthology Volume II | 102 | Rare | $0.49 | — |
| Conspiracy: Take the Crown | 163 | Rare | $0.49 | $0.79 |
| Jumpstart | 332 | Rare | $0.49 | — |
| Lorwyn | 173 | Rare | $0.59 | $1.99 |
| Magic 2013 | 136 | Rare | $0.49 | $0.49 |
| Magic 2013 Promos | A10 | Rare | — | $0.49 |
| Salvat 2011 | 108 | Rare | — | — |
One ruling from Wizards of the Coast
- 1 July 2012The value of X is determined as the ability begins resolving. If the other creature is no longer on the battlefield, its last known existence on the battlefield is checked to determine its power.