Sphere of Reason
ODYOdyssey/#51/2001Uncommon
Colour IDMV 4
Current paper retail
Card Kingdom$0.35
Cardmarket€0.19
TCGplayer$0.26
ManaPool$0.15
Buylist (dealers pay)
Card Kingdom$0.02
MTGO (Cardhoarder)
retail$0.06 tix
Paper retail history (USD)
3 providers
Latest $0.35High $0.35Low $0.35▲ 0.0%
Market and collecting
Market overview
$0.26TCGplayer, USD, retail, nonfoil
Latest observation: 2026-11-08
7d▲ 8.3%30d▲ 8.3%90d▲ 4.0%
90d high
$0.26
90d low
$0.24
Paper printings priced
1
Currently 1st
Cheapest paper printing
$0.26
Odyssey
- Up 8.3% over the last 30 days on TCGplayer.
- Trading at or near its 90 day high of $0.26.
- Foil copies of this printing carry a 831% premium over nonfoil.
Find this printing on eBayView on TCGplayerAffiliate. MTGPrices may earn from qualifying eBay and TCGplayer purchases.
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Compare printings (1 priced)
Gameplay and rules
Enchantment
If a blue source would deal damage to you, prevent 2 of that damage.
Card capabilities
Enchantment
Derived deterministically from card types, Oracle text and keywords. Not a strategic evaluation.
Format legality
Primary formats
Eternal formats
Digital formats
Rulings
No rulings recorded for this card.
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Ranked by shared capabilities, colour identity, mana value and type. Never by strategic judgement.
About this card
Sphere of Reason
Sphere of Reason is an Enchantment, with mana cost {3}{W} (mana value 4).
Format legality: Commander: legal, Modern: not_legal, Standard: not_legal, Pioneer: not_legal, Legacy: legal, Pauper: not_legal.
Current headline price on TCGplayer: $0.26 (up 8.3% over 30 days).
Frequently asked
Sphere of Reason FAQ
How much is Sphere of Reason worth?
The current TCGplayer USD retail price for Sphere of Reason is $0.26. It is up 8.3% over the last 30 days. Over 90 days it has ranged from $0.24 to $0.26.
What is the cheapest printing of Sphere of Reason?
The cheapest currently priced paper printing is from Odyssey at $0.26 on TCGplayer.
What set was Sphere of Reason first printed in?
The earliest English paper printing that MTGPrices tracks is from ODY #51, released 2001-10-01.
Is there a foil version of Sphere of Reason?
Yes. On this printing, foil copies trade at $2.42 versus $0.26 for nonfoil, which is 831% more expensive on TCGplayer.
Is Sphere of Reason legal in Commander?
Yes, Sphere of Reason is currently legal in Commander per Scryfall's legality feed.
Is Sphere of Reason legal in Modern?
Sphere of Reason is not currently legal in Modern per Scryfall's legality feed.
Is Sphere of Reason legal in Standard?
Sphere of Reason is not currently legal in Standard per Scryfall's legality feed.
What does Sphere of Reason do?
Sphere of Reason is an Enchantment with mana cost {3}{W}. Its Oracle text reads: "If a blue source would deal damage to you, prevent 2 of that damage.".