Cheapest priced copy (Mirrodin Besieged): $0.35 at Card Kingdom, near mint, their price list as of .
Kemba's Legion 
Creature — Cat Soldier · 4/6 · Uncommon · Mirrodin Besieged · #9
Vigilance
This creature can block an additional creature each combat for each Equipment attached to this creature.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Mirrodin Besieged | 9 | Uncommon | $0.35 | $0.49 |
| The List | MBS-9 | Uncommon | $0.35 | — |
One ruling from Wizards of the Coast
- 1 June 2011The number of creatures Kemba's Legion can block is calculated when blocking creatures are declared. Take into account the number of Equipment attached to Kemba's Legion at that time, as well as any other effects that increase the number of creatures Kemba's Legion can block.