Cheapest priced copy (Fifth Edition): $0.49 at Card Kingdom, near mint, their price list as of .
Derelor 
Creature — Thrull · 4/4 · Rare · Classic Sixth Edition · #120
Black spells you cast cost {B} more to cast.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
3 printings · $0.49 to $0.59 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Fifth Edition | 155 | Rare | $0.49 | — |
| Classic Sixth Edition | 120 | Rare | $0.49 | — |
| Fallen Empires | 36 | Rare | $0.59 | — |