Price$0.33 – $12.33
Buy on TCGplayerFoundry Inspector
Artifact Creature — Construct
LegalRank #255
Artifact spells you cast cost 
less to cast.
3/2
Why is this card good?
Foundry Inspector is one of the best cost reducers for any artifact-heavy deck, and being colorless means it slots into literally everything. The discount per artifact spell adds up fast in decks that chain cheap artifacts, and it doubles as a body that helps with combos and synergies.
Who wants it: This is a staple in artifact decks led by commanders like Urza, Lord High Artificer, Breya, Osgir, Saheera, or any Affinity/cheerios-style build. It's especially nasty alongside other cost reducers (Cloud Key, Etherium Sculptor, Jhoira's Familiar) where multiples stack to make tiny rocks and trinkets effectively free, enabling explosive storm-style turns and ramping you well ahead of curve.
When not to play it: If your deck only runs a handful of artifacts as utility (most "good stuff" or creature/spellslinger decks), the discount rarely matters and a vanilla 3/2 isn't worth a slot. You need real artifact density — generally 20+ artifacts, ideally with cheap ones — before it earns its keep.
discount per artifact spell adds up fast in decks that chain cheap artifacts, and it doubles as a body that helps with combos and synergies.
Who wants it: This is a staple in artifact decks led by commanders like Urza, Lord High Artificer, Breya, Osgir, Saheera, or any Affinity/cheerios-style build. It's especially nasty alongside other cost reducers (Cloud Key, Etherium Sculptor, Jhoira's Familiar) where multiples stack to make tiny rocks and trinkets effectively free, enabling explosive storm-style turns and ramping you well ahead of curve.
When not to play it: If your deck only runs a handful of artifacts as utility (most "good stuff" or creature/spellslinger decks), the discount rarely matters and a vanilla 3/2 isn't worth a slot. You need real artifact density — generally 20+ artifacts, ideally with cheap ones — before it earns its keep.Related cards
Etherium Sculptor
Reduces artifact spell costs by {1}, same effect on cheaper body.
Cloud Key
Names artifact to reduce those spells by {1}.
Jhoira's Familiar
Reduces artifact and legendary costs by {1}.
Sai, Master Thopterist
Artifact payoff that benefits from cheaper artifact spells.
Semblance Anvil
Imprints artifact to reduce all artifact spells by {2}.
Inspiring Statuary
Lets artifacts pay for nonartifact spells, complementary cost reducer.
Sanctum of Ugin
Tutors artifacts after casting, synergizes with artifact-heavy builds.
Urza's Incubator
Construct-type reducer cutting costs for chosen creature type.
Printings (9)
Show all 9 printingsShow fewer
Played by these commanders
Kotori, Pilot Prodigy100% of 1
Combos (8)
- Sensei's Divining Top + Foundry Inspector + Mystic Forge
→ Infinite card draw, Near-infinite storm count, Infinite draw triggers
- Scrap Trawler + Myr Retriever + Krark-Clan Ironworks + Foundry Inspector
→ Infinite ETB, Infinite LTB, Infinite colorless mana
- Sensei's Divining Top + Foundry Inspector + The Reality Chip
→ Infinite card draw, Infinite draw triggers, Near-infinite storm count
- Scrap Trawler + Myr Retriever + Ashnod's Altar + Foundry Inspector
→ Infinite ETB, Infinite LTB, Infinite colorless mana
- Sensei's Divining Top + Foundry Inspector + Crystal Skull, Isu Spyglass
→ Infinite card draw, Near-infinite storm count, Infinite draw triggers
- Urza, Lord High Artificer + Forensic Gadgeteer + Sensei's Divining Top + Foundry Inspector
→ Infinite card draw, Infinite draw triggers, Near-infinite storm count
Rulings (2)
- 2016-09-20
If an artifact spell has
in its mana cost, choose the value for X first, and then reduce the cost by . For example, an artifact that costs with X chosen as 4 costs to cast if you control Foundry Inspector. - 2016-09-20
Once a player has announced an artifact spell, no player may take actions to try to remove Foundry Inspector from the battlefield before that spell's cost is locked in.