Investigator's Journal
Artifact — Book Clue
This artifact enters with a number of suspect counters on it equal to the greatest number of creatures a player controls.
, 
, Remove a suspect counter from this artifact: Draw a card., Sacrifice this artifact: Draw a card.
- CMC
- 2
- Mana cost
- Color identity
- C
- Rarity
- rare
- Set
- Commander Masters
- Price
- $0.22
- EDHREC rank
- #9804
Investigator's Journal lands as a repeatable card draw engine that scales with your creature count — the bigger the board, the more clues you make, and clues convert straight to cards. The cost is real: it asks for both mana investment to crack clues and a meaningful creature presence to generate them consistently, so it underperforms in low-creature shells. In Zhulodok, Void Gorger decks built around massive threats, it routinely draws two or three cards a turn, which is exactly the rate that justifies the slot.
Best Commanders
Commanders with the highest synergy
Zhulodok, Void Gorger
Zhulodok, Void Gorger runs large, high-CMC creatures in volume, which means Investigator's Journal hits the board and immediately starts producing clues at the rate the deck needs to refuel after dropping bombs.
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 |
Investigator's Journal is a Commander card through and through — the clue-generation ceiling rises with the wide boards and long games the format enables, and trading two mana per card is a reasonable rate when you're generating three or four clues per turn cycle. In Modern and Pioneer, the two-mana activation cost on each clue is too slow against decks that punish board investment, and dedicated draw spells outpace it without the artifact setup. Legacy and Vintage have access to far more efficient draw at every point on the curve, so it doesn't compete there. Stick to Commander, specifically creature-heavy builds where the clue count compounds quickly.
Key Combos
Combo lines featuring this card
Price Context
Current price
$0.22 bulk tier
At $0.22, Investigator's Journal sits firmly in bulk territory — this is a throw-it-in pick up from any common box or dollar bin. Bulk rares at this price rarely hold or climb unless a competitive format adopts them, and this one's ceiling is casual Commander, so treat it as a free inclusion rather than an acquisition.
Explore
Sources
Mentioned
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.