Skeleton Key

Artifact — Equipment

Equipped creature has skulk. (It can't be blocked by creatures with greater power.)
Whenever equipped creature deals combat damage to a player, you may draw a card. If you do, discard a card.
Equip {2}

CMC
1
Mana cost
{1}
Color identity
C
Rarity
uncommon
Set
Shadows over Innistrad
Price
$0.33
EDHREC rank
#8710
Buy on TCGplayer
Skeleton Key card art
Skeleton Key turns any evasive attacker into a loot engine for one mana — equip, connect, draw and discard every combat. It's a staple in any deck that wants card selection stapled to a creature that's already getting through, and Tinybones, the Pickpocket in particular treats it as a core piece of the engine.

Best Commanders

Commanders with the highest synergy

01
Tinybones, the Pickpocket

Tinybones, the Pickpocket

36.1% of decks · synergy 0.36

Tinybones, the Pickpocket hits opponents and steals cards from their graveyards, so Skeleton Key does double duty: it grants skulk to keep Tinybones connecting through small blockers while the looting feeds the graveyard setup Tinybones needs to fire.

02
Odric, Lunarch Marshal

Odric, Lunarch Marshal

27.9% of decks · synergy 0.27

Odric, Lunarch Marshal distributes keywords across your whole board at the start of combat, so Skeleton Key's skulk becomes a blanket evasion grant the moment Odric triggers — one cheap equipment turns a ground stall into a team-wide unblockable swing.

Format Analysis

Where it lives, where it can’t

FormatVerdict
commander
legacy
modern
pioneer
standard
vintage
pauper
oathbreaker

Skeleton Key is legal in Commander, Legacy, Modern, Pioneer, Vintage, and Oathbreaker. Commander is where it does real work — one mana to cast and one to equip is low enough to slot into any aggro or tempo shell that wants sustained card selection, and skulk is uniquely effective in a format full of massive blockers. In Pioneer and Modern it's too slow to compete with dedicated equipment packages and sees essentially no play. Legacy and Vintage have the tools to make it functional, but the ceiling isn't high enough to displace faster options. Oathbreaker mirrors Commander in practice: low cost and repeatable looting are worth the slot in any low-to-the-ground strategy.

Key Combos

Combo lines featuring this card

Price Context

Current price

$0.33 bulk tier

At $0.33, Skeleton Key is firmly bulk — you can pick up a copy as a throw-in without a second thought. Bulk rares with genuine Commander play rarely climb unless a new commander pushes demand hard, so don't expect price movement, just treat it as a free inclusion.

Explore

← All cards

Updated . Data from Scryfall, EDHREC, and Commander Spellbook.