Cheapest priced copy (Dragon's Maze): $0.69 at Card Kingdom, near mint, their price list as of .
Tajic, Blade of the Legion 
Legendary Creature — Human Soldier · 2/2 · Rare · Dominaria United Commander · #171
Indestructible
Battalion — Whenever Tajic and at least two other creatures attack, Tajic gets +5/+5 until end of turn.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
2 printings · $0.69 to $3.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Dragon's Maze | 107 | Rare | $0.69 | $3.49Out of stock |
| Dominaria United Commander | 171 | Rare | $0.69 | — |
3 rulings from Wizards of the Coast
- 15 April 2013Once a battalion ability has triggered, it doesn't matter how many creatures are still attacking when that ability resolves.
- 15 April 2013The effects of battalion abilities vary from card to card. Read each card carefully.
- 12 January 2024The three attacking creatures don't have to be attacking the same player, planeswalker, or battle.