ETCHEDCheapest priced copy (Warhammer 40,000 Commander): $0.99 at Card Kingdom, foil, near mint, their price list as of .
The Swarmlord 
Legendary Creature — Tyranid · 5/5 · Mythic · Warhammer 40,000 Commander · #321
Rapid Regeneration — The Swarmlord enters with two +1/+1 counters on it for each time you've cast your commander from the command zone this game.
Xenos Cunning — Whenever a creature you control with a counter on it dies, draw a card.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
4 printings · $0.99 to $4.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Warhammer 40,000 Commander | 4 | Mythic | — | $4.99 |
| Warhammer 40,000 Commander | 176 | Mythic | — | $0.99 |
| Warhammer 40,000 Commander | 180 | Mythic | — | $0.99 |
| Warhammer 40,000 Commander | 321 | Mythic | — | — |