---
name: "Library of Leng"
mana_cost: "{1}"
cmc: 1
type_line: "Artifact"
colors: []
color_identity: []
keywords: []
set: "3ED"
set_name: "Revised Edition"
collector_number: "261"
rarity: "uncommon"
artist: "Daniel Gelon"
oracle_id: "867def48-4be8-4056-bcf1-d6b00450b9a3"
canonical_url: "https://avascry.com/printing/library-of-leng-3ed"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "not_legal"
---

# Library of Leng
- **Mana Cost:** `{1}` (CMC: 1)
- **Type:** Artifact

## Oracle Text
You have no maximum hand size.
If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into your graveyard.

## Top 4096-Dim Neural Synergies
1. [Spellbook](/printing/spellbook-10e.md) — Artifact — Book
2. [Venser's Journal](/printing/vensers-journal-som.md) — Artifact — Book
3. [Thought Vessel](/printing/thought-vessel-sld.md) — Artifact
4. [Reliquary Tower](/printing/reliquary-tower-plst.md) — Land
5. [Mine, Mine, Mine!](/printing/mine-mine-mine-ugl.md) — Enchantment
6. [Kyren Archive](/printing/kyren-archive-mmq.md) — Artifact — Book

## Printing Details
- **Set:** Revised Edition (3ED) #261
- **Rarity:** Uncommon
- **Artist:** Daniel Gelon
- **Total Printings:** 44 across all historical editions

## Format Legalities
Commander: `legal` | Standard: `not_legal` | Modern: `not_legal` | Pioneer: `not_legal` | Legacy: `legal` | Vintage: `legal` | Pauper: `legal` | Penny: `not_legal`