Quick Answer

Thief of Sanity is a rare Creature — Specter from GRN (GRN) costing {1}{U}{B}. Current price: $0.37 USD. Legal in Modern. Legal in Commander.

Thief of Sanity MTG card

Thief of Sanity

Creature — Specter

Card Text

Flying Whenever this creature deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Card Stats

2/2 rare CMC: 3.0 GRN GRN 🎨 Igor Kieryluk
Flying

What kind of card is this?

Use these role hubs to find similar staples, upgrades, and answers.

Roles are still being computed for this card.

Market Prices

TCGPlayer
$0.37
Normal
Buy
TCGPlayer
$1.84
Foil
Buy
Card Kingdom
$0.99
Normal
Buy
Card Kingdom
$3.99
Foil
Buy
Cardmarket
€0.36
Normal
Buy
Cardmarket
€1.63
Foil
Buy
Prices updated: 2025-12-16

Format Legality

Brawl Legal
Commander Legal
Duel Legal
Gladiator Legal
Historic Legal
Legacy Legal
Modern Legal
Oathbreaker Legal
Penny Legal
Pioneer Legal
Timeless Legal
Vintage Legal

Similar Cards

Other Printings (6 total)

Community Stats

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Decks Using This Card
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Comments

Often Played With

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Frequently Asked Questions

What is Thief of Sanity? Basics

Thief of Sanity is a Creature — Specter card from the Magic: The Gathering trading card game.

Its ability reads: "Flying Whenever this creature deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell."

How much mana does Thief of Sanity cost to cast? Basics

Thief of Sanity has a mana cost of {1}{U}{B}, which equals 3.0 total mana (converted mana cost/mana value).

It requires B, U mana to cast.

What does mana cost mean in Magic: The Gathering? Basics

Mana cost is the amount and type of mana required to cast a spell in Magic: The Gathering.

Thief of Sanity's mana cost of {1}{U}{B} means you need to pay that much mana from your lands or other sources.

Colored symbols (W=White, U=Blue, B=Black, R=Red, G=Green) must be paid with that specific color, while numbers can be paid with any color.

What is converted mana cost (CMC) or mana value? Basics

Converted mana cost (now officially called "mana value") is the total amount of mana in a card's mana cost, regardless of color.

Thief of Sanity has a mana value of 3.0. This is important for effects that care about a spell's total cost, like cascade or cards that say "mana value 3 or less."

What is oracle text? Basics

Oracle text is the official, current rules text for a Magic card as maintained by Wizards of the Coast. It supersedes any printed text on older cards.

Thief of Sanity's current oracle text is: "Flying Whenever this creature deals combat damage to a player, look at the top three cards of that player's library, exile one of them face down, then put the rest into their graveyard. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell."

What is the current price of Thief of Sanity? Pricing

The current market price for Thief of Sanity is approximately $0.37 USD on TCGPlayer.

A foil copy costs approximately $1.84 USD.

On Cardmarket (Europe), it's approximately €0.36 EUR.

Where can I buy Thief of Sanity? Pricing

You can purchase Thief of Sanity from major MTG retailers including:

Prices vary by condition and printing. Check multiple sellers to find the best price.

What is the difference between normal and foil cards? Pricing

Foil cards have a shiny, holographic finish that makes them more collectible. They are functionally identical to normal cards but typically cost more due to their rarity and visual appeal.

Thief of Sanity normal: $0.37 | foil: $1.84

Is Thief of Sanity legal in Standard? Legality

Format legality information for Thief of Sanity in Standard is not available.

Standard is a rotating format that only allows cards from the most recent sets.

Is Thief of Sanity legal in Modern? Legality

Thief of Sanity is Legal in Modern format.

Modern includes all cards printed in a standard-legal set from 8th Edition forward.

Is Thief of Sanity legal in Commander (EDH)? Legality

Thief of Sanity is Legal in Commander (EDH) format.

Commander is a casual multiplayer format where you build a 100-card singleton deck around a legendary creature.

Is Thief of Sanity legal in Pioneer? Legality

Thief of Sanity is Legal in Pioneer format.

Pioneer is a non-rotating format that includes all standard-legal sets from Return to Ravnica forward.

Is Thief of Sanity legal in Legacy? Legality

Thief of Sanity is Legal in Legacy format.

Legacy allows almost all cards ever printed, with a substantial ban list for balance.

Is Thief of Sanity legal in Vintage? Legality

Thief of Sanity is Legal in Vintage format.

Vintage is the most permissive format, allowing almost all cards with only a minimal ban list. Some powerful cards are "Restricted" (limited to 1 copy).

Is Thief of Sanity legal in Pauper? Legality

Format legality information for Thief of Sanity in Pauper is not available.

Pauper only allows cards that have been printed at common rarity in a paper or online set.

What is format legality in MTG? Legality

Format legality indicates which official MTG formats allow a card to be played:

  • Legal: Card is allowed in the format
  • Banned: Card is prohibited from play
  • Restricted: Limited to 1 copy (Vintage only)
  • Not Legal: Card was never part of that format's card pool

Different formats have different banned lists based on power level and game balance.

What set is Thief of Sanity from? Details

This printing of Thief of Sanity is from GRN (GRN), with collector number 205.

Thief of Sanity may also appear in other MTG sets with different art or special treatments.

What is Thief of Sanity's rarity? Details

Thief of Sanity is a rare card in GRN.

Card rarity affects both availability and price. From rarest to most common: Mythic Rare → Rare → Uncommon → Common.

Who illustrated Thief of Sanity? Details

Thief of Sanity was illustrated by Igor Kieryluk.

Magic: The Gathering features artwork from hundreds of talented artists, and many cards have been reprinted with new art over the years.

What is Thief of Sanity's power and toughness? Details

Thief of Sanity is a 2/2 creature.

Power (2) determines how much combat damage the creature deals. Toughness (2) determines how much damage it can take before being destroyed.

💬 Card Discussion

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