Cheapest priced copy (Ravnica: Clue Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Towering Thunderfist 
Creature — Giant Soldier · 4/4 · Common · Ravnica: Clue Edition · #151
{W}: This creature gains vigilance until end of turn.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Ravnica: Clue Edition | 151 | Common | $0.35 | — |
| Gatecrash | 109 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 24 January 2013You must activate Towering Thunderfist's ability before you declare attackers (at the latest, during the beginning of combat step) in order to have it attack without becoming tapped.