Cheapest priced copy: $4.99 at Card Kingdom, near mint, out of stock, their price list as of .
Uldaros Theorix 
Legendary Creature — Elder Sphinx · 5/5 · Mythic · PFRA · #159p
Flying
When Uldaros Theorix enters, if you cast him, exile up to one target nonland card of each card type from your graveyard. Copy those cards. You may cast any number of spells with total mana value 6 or less from among the copies without paying their mana costs. (Permanent spells cast this way become tokens.)
Legal inCommanderBrawlStandardPioneerModernLegacyVintage
Not legal inPauper
5 printings · $4.99 to $149.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Reality Fracture | 159 | Mythic | $5.49 | $5.99 |
| Reality Fracture | 358 | Mythic | $5.99 | $11.99 |
| Reality Fracture | 411 | Mythic | — | $22.99 |
| Reality Fracture | 421 | Mythic | — | $149.99 |
| PFRA | 159p | Mythic | $4.99Out of stock | $6.99Out of stock |
One ruling from Wizards of the Coast
- 21 August 2026If you cast a spell with {X} in its mana cost without paying its mana cost, you must choose 0 as the value for X. This means that X will also be 0 when calculating the mana value of that spell.