Cheapest priced copy (Apocalypse): $0.39 at Card Kingdom, near mint, their price list as of .
Ceta Sanctuary 
Enchantment · Uncommon · Apocalypse · #20
At the beginning of your upkeep, if you control a red or green permanent, draw a card, then discard a card. If you control a red permanent and a green permanent, instead draw two cards, then discard a card.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $0.39 to $2.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Apocalypse | 20 | Uncommon | $0.39 | $2.99 |
One ruling from Wizards of the Coast
- 4 October 2004The ability has you draw one or two cards, but never three.