---
name: "Thieving Aven"
mana_cost: "{2}{U}"
cmc: 3
type_line: "Creature — Bird Rogue"
colors: ["U"]
color_identity: ["U"]
keywords: ["Flying", "Heist"]
set: "YOTJ"
set_name: "Alchemy: Outlaws of Thunder Junction"
collector_number: "8"
rarity: "uncommon"
artist: "Michele Giorgi"
oracle_id: "6676e0c5-ae42-47ae-8cb7-78c30db9fbcb"
canonical_url: "https://avascry.com/printing/thieving-aven-yotj"
legalities:
  commander: "not_legal"
  standard: "not_legal"
  modern: "not_legal"
  pioneer: "not_legal"
  legacy: "not_legal"
  vintage: "not_legal"
  pauper: "not_legal"
  penny: "not_legal"
---

# Thieving Aven
- **Mana Cost:** `{2}{U}` (CMC: 3)
- **Type:** Creature — Bird Rogue
- **Power/Toughness:** 1/4
- **Keywords:** Flying, Heist

## Oracle Text
Flying
Whenever Thieving Aven deals combat damage to a player, heist target opponent's library.
Whenever you cast a spell you don't own, put a +1/+1 counter on Thieving Aven.

## Top 4096-Dim Neural Synergies
1. [Ingenious Thief](/printing/ingenious-thief-s99.md) — Creature — Human Rogue
2. [Thieving Magpie](/printing/thieving-magpie-dmr.md) — Creature — Bird
3. [Nimble Larcenist](/printing/nimble-larcenist-snc.md) — Creature — Bird Rogue
4. [Wingbright Thief](/printing/wingbright-thief-ydsk.md) — Enchantment Creature — Bird Glimmer
5. [Rootwater Thief](/printing/rootwater-thief-nem.md) — Creature — Merfolk Rogue
6. [Schema Thief](/printing/schema-thief-moc.md) — Creature — Vedalken Rogue Artificer

## Printing Details
- **Set:** Alchemy: Outlaws of Thunder Junction (YOTJ) #8
- **Rarity:** Uncommon
- **Artist:** Michele Giorgi

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