Unshakable Tail
Creature — Zombie Detective
When this creature enters and at the beginning of your upkeep, surveil 1.
Whenever one or more creature cards are put into your graveyard from your library, investigate. (Create a Clue token. It's an artifact with ", Sacrifice this token: Draw a card.")
, Sacrifice a Clue: Return this card from your graveyard to your hand.
- CMC
- 3
- Mana cost
- Color identity
- B
- Rarity
- rare
- Set
- Murders at Karlov Manor Commander
- Price
- $0.41
- EDHREC rank
- #7301
Unshakable Tail puts a 2/2 Dog Soldier token into play and mills the opponent for two every time a creature dies — a continuous milling engine stapled to a body for three mana. Mirko, Obsessive Theorist and Golbez, Crystal Collector both lean on it hard, and the cost-to-output ratio is hard to argue with.
Best Commanders
Commanders with the highest synergy

Mirko, Obsessive Theorist
Mirko, Obsessive Theorist's whole game is milling opponents and cashing in on what lands in their graveyard, and Unshakable Tail turns every creature death into a free mill-two trigger that stacks with Mirko's own activations — in a deck that often runs sacrifice outlets and recursive creatures, the triggers fire constantly.

Golbez, Crystal Collector
Golbez, Crystal Collector cares about Shadow creatures and generating value through combat and sacrifice, so Unshakable Tail slots in as both a token producer and a mill enabler that keeps the graveyard full for Golbez's plans.
Format Analysis
Where it lives, where it can’t
| Format | Verdict |
|---|---|
| commander | legal |
| legacy | legal |
| modern | not legal |
| pioneer | not legal |
| standard | not legal |
| vintage | legal |
| pauper | not legal |
| oathbreaker | legal |
Unshakable Tail is legal in Commander, Legacy, Vintage, and Oathbreaker, but Commander is where it actually sees play. In Legacy and Vintage the card is too slow and too low-impact to compete with the raw speed of those formats. Commander is its home: multiplayer games extend long enough for the death triggers to pile up, three opponents means three graveyards to mill, and token-producing enchantments that also generate value on a per-death basis are exactly what creature-heavy and graveyard-focused commanders want.
Key Combos
Combo lines featuring this card




Golbez, Crystal CollectorThran VigilArcbound ReclaimerUnshakable Tail
Infinite Clue tokens
View on Commander Spellbook ↗



Sarinth SteelseekerUnshakable TailMoss-Pit SkeletonWildwood Mentor
Infinite Clue tokens; Infinite +1/+1 counters on a creature
View on Commander Spellbook ↗



Thran VigilSarinth SteelseekerArcbound ReclaimerUnshakable Tail
Infinite Clue tokens
View on Commander Spellbook ↗



Rosie Cotton of South LaneGolbez, Crystal CollectorArcbound ReclaimerUnshakable Tail
Infinite Clue tokens
View on Commander Spellbook ↗



Yotian DissidentSarinth SteelseekerArcbound ReclaimerUnshakable Tail
Infinite Clue tokens
View on Commander Spellbook ↗Price Context
Current price
$0.41 bulk tier
At $0.41, Unshakable Tail is bulk, which makes it an easy include budget-wise — there's no financial barrier to testing it. Bulk enchantments with narrow but deep synergies tend to stay cheap unless a high-profile deck breaks them out, so don't expect the price to move meaningfully.
Explore
Sources
Mentioned
- Golbez, Crystal Collector
- Mirko, Obsessive Theorist
- Thran Vigil
- Arcbound Reclaimer
- Sarinth Steelseeker
- Moss-Pit Skeleton
- Wildwood Mentor
- Rosie Cotton of South Lane
- Yotian Dissident
Updated . Data from Scryfall, EDHREC, and Commander Spellbook.