Cheapest priced copy (The Brothers' War Retro Artifacts): $0.35 at Card Kingdom, near mint, their price list as of .
Ivory Tower 
Artifact · Rare · Fourth Edition Foreign Black Border · #328
At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
17 printings · $0.35 to $34.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Revised Edition | 254 | Rare | $2.99 | — |
| Fourth Edition Foreign Black Border | 328 | Rare | — | — |
| Fourth Edition | 328 | Rare | $3.49 | — |
| Antiquities | 53 | Uncommon | $34.99 | — |
| The Brothers' War Retro Artifacts | 23 | Uncommon | $0.35 | $0.49 |
| The Brothers' War Retro Artifacts | 86 | Uncommon | $0.35 | $0.49 |
| The Brothers' War Retro Artifacts | 86z | Uncommon | — | — |
| Foreign Black Border | 254 | Rare | — | — |
| Oversized League Prizes | 22 | Rare | — | — |
| Pro Tour Collector Set | bl328 | Rare | $2.29 | — |
| Pro Tour Collector Set | ll328 | Rare | $7.99 | — |
| Pro Tour Collector Set | mj328 | Rare | $2.79 | — |
| Pro Tour Collector Set | ml328 | Rare | $2.29 | — |
| Pro Tour Collector Set | pp328sb | Rare | $5.99 | — |
| Pro Tour Collector Set | shr328 | Rare | $2.49 | — |
| Summer Magic / Edgar | 254 | Rare | — | — |
| From the Vault: Relics | 4 | Mythic | — | $2.29 |
One ruling from Wizards of the Coast
- 4 October 2004If you have four or fewer cards in your hand when Ivory Tower's ability resolves, the ability has no effect.