Cheapest priced copy (Tenth Edition): $0.35 at Card Kingdom, near mint, their price list as of .
Might Weaver 
Creature — Human Wizard · 2/1 · Uncommon · Tenth Edition · #278
{2}: Target red or white creature gains trample until end of turn. (It can deal excess combat damage to the player or planeswalker it's attacking.)
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
3 printings · $0.35 to $1.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Tenth Edition | 278 | Uncommon | $0.35 | — |
| Tenth Edition | 278★ | Uncommon | — | $0.49 |
| Invasion | 198 | Uncommon | $0.35 | $1.49 |