Whir of Invention
Instant
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)
Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
- CMC
- 3
- Mana cost
- Color identity
- U
- Rarity
- rare
- Set
- Kaladesh Remastered
- Price
- —
- EDHREC rank
- #1295
Whir of Invention puts any artifact from your deck directly onto the battlefield — no hand, no waiting — and in artifact-heavy blue shells that cost is trivial. Urza, Lord High Artificer turns every artifact into a Powerstone, which means Whir of Invention routinely costs zero or one blue mana in practice; that's an unconditional artifact tutor that would be broken at three times the price.
Best Commanders
Commanders with the highest synergy

Urza, Lord High Artificer
Urza, Lord High Artificer's passive converts each artifact into a blue mana source, making Whir of Invention effectively free in a board state Urza wants to assemble anyway — it's the most efficient way to fetch a win condition like Isochron Scepter or a lock piece mid-combo.

Urza, Lord Protector
Urza, Lord Protector leans on high-impact artifacts to stabilize the board before merging, and Whir of Invention gives the deck a silver-bullet tutor that scales naturally with the artifact density required to flip.


Francisco, Fowl Marauder // Malcolm, Keen-Eyed Navigator
Francisco, Fowl Marauder // Malcolm, Keen-Eyed Navigator runs a dense artifact package to support its pirate synergies, and Whir of Invention lets you fetch the exact piece — whether that's a mana rock, an equipment, or a combo enabler — at instant speed when the turn is right.

Emry, Lurker of the Loch
Emry, Lurker of the Loch already wants as many artifacts in the graveyard as possible, and Whir of Invention feeds that plan while simultaneously fetching whatever threat Emry can replay — the spell practically writes itself into the list.

Saheeli, the Gifted
Saheeli, the Gifted reduces the cost of the next spell each turn, which stacks directly on top of Whir of Invention's artifact-pip discount and lets the deck threaten a free or near-free tutor as early as turn four.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | legal |
| pioneer | legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Commander is where Whir of Invention does its best work — singleton artifact tutors at instant speed are scarce, the format's longer game lets you build the artifact count the spell demands, and fetching directly onto the battlefield bypasses both hand size and countermagic aimed at the permanent. In Legacy and Vintage the card is legal but rarely sees play; those formats want cheaper, less conditional tutors, and the triple-blue pip is punishing in anything but a dedicated mono-blue or artifact storm shell. Modern has access to it but the format's speed generally demands interaction that doubles as proactive play, so Whir of Invention is a niche inclusion at best outside of dedicated Urza or affinity-style builds. Pioneer offers it as a legal option, though the artifact density needed to make it efficient is harder to assemble there. The card is illegal in Standard and Pauper, which is where most casual players will never encounter it.
Key Combos
Combo lines featuring this card
Price Context
Current price
unknown tier
Pricing data for Whir of Invention isn't currently available in this listing, so check Scryfall or your preferred retailer for the live number. Historically the card has floated in the $3–8 range depending on reprint history, making it an affordable include for most artifact commanders — worth picking up when you see it below $5.
Explore
Sources
Mentioned
- Urza, Lord High Artificer
- Urza, Lord Protector
- Francisco, Fowl Marauder // Malcolm, Keen-Eyed Navigator
- Emry, Lurker of the Loch
- Saheeli, the Gifted
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.