---
name: "Foundry Assembler"
mana_cost: "{5}"
cmc: 5
type_line: "Artifact Creature — Assembly-Worker"
colors: []
color_identity: []
keywords: ["Improvise"]
set: "AER"
set_name: "Aether Revolt"
collector_number: "151"
rarity: "common"
artist: "Karl Kopinski"
oracle_id: "8242f4f5-c51d-42dc-a6ae-67060368fed9"
canonical_url: "https://avascry.com/printing/foundry-assembler-aer"
legalities:
  commander: "legal"
  standard: "not_legal"
  modern: "legal"
  pioneer: "legal"
  legacy: "legal"
  vintage: "legal"
  pauper: "legal"
  penny: "legal"
---

# Foundry Assembler
- **Mana Cost:** `{5}` (CMC: 5)
- **Type:** Artifact Creature — Assembly-Worker
- **Power/Toughness:** 3/3
- **Keywords:** Improvise

## Oracle Text
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

> *「疲れを知らず、文句を言わず、質問もしない。もっと増やせ。」 ――領事府の発明者、イヴァーシ*

## Top 4096-Dim Neural Synergies
1. [Arc Reactor](/printing/arc-reactor-msh.md) — Artifact
2. [Sweatworks Brawler](/printing/sweatworks-brawler-aer.md) — Creature — Human Artificer
3. [Barricade Breaker](/printing/barricade-breaker-klr.md) — Artifact Creature — Juggernaut
4. [Sly Requisitioner](/printing/sly-requisitioner-klr.md) — Creature — Human Artificer
5. [Maverick Thopterist](/printing/maverick-thopterist-ddu.md) — Creature — Human Artificer
6. [Self-Assembler](/printing/self-assembler-j22.md) — Artifact Creature — Assembly-Worker

## Printing Details
- **Set:** Aether Revolt (AER) #151
- **Rarity:** Common
- **Artist:** Karl Kopinski
- **Total Printings:** 11 across all historical editions

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