Cheapest priced copy (New Phyrexia): $0.49 at Card Kingdom, near mint, their price list as of .
Priest of Urabrask 
Creature — Phyrexian Human Cleric · 2/1 · Uncommon · New Phyrexia · #90
When this creature enters, add {R}{R}{R}.
Legal inCommanderModernLegacyVintage
Not legal inBrawlStandardPioneerPauper
2 printings · $0.49 to $13.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| DCI Promos | 74 | Uncommon | $2.49 | — |
| New Phyrexia | 90 | Uncommon | $0.49 | $13.99 |
2 rulings from Wizards of the Coast
- 25 January 2011The triggered ability isn't a mana ability. It uses the stack and can be responded to.
- 25 January 2011You get the mana whether you want it or not. If you don't spend it, it will disappear at the end of the current step (or phase).