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  6. Core Reaction (Blue)

Flesh & Blood · Omens of the Third Age · #OMN105 · Rare

Core Reaction (Blue)

Flesh & Blood card price for Core Reaction (Blue): $0.29 market, from $0.10 at the cheapest listing, Rainbow Foil printing, updated Oct 19, 2026. Full price history since Jun 7, 2026 below.

Market price · Rainbow Foil · Oct 19, 2026
$0.29
+3.6% this week · +3.6% in 30 days
Buy on eBay →
1 day0.0%
7 days+3.6%
30 days+3.6%
90 days−17.1%
1 year—
All time−35.6%

Sellers right now

$0.10lowest listing$1.00highest
Market price$0.29
Mid listing$0.30
30-day avg$0.28

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.29

One year

$0.2852-week low$0.4552-week high
In the range6%
All-time low$0.28
All-time high$0.45
First priceJun 7, 2026
Rainbow Foil · market price
$0.28$0.30$0.33$0.36
$0.29
Jul 21Aug 20Sep 19Oct 19
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Core Reaction (Blue) (Rainbow Foil) came out in June 2026; we leave the first weeks out of this story, because early prices are set before real supply exists. Listings currently start at $0.10; over the last 30 days the market price averaged $0.28.

Printings

PrintingMarketLowHigh7d
Rainbow Foil$0.29$0.10$1.00+3.6%
Normal$0.17$0.05$1.490.0%

The card in play

Cost2
Card type
Instant
Class
Wizard
Talent
Lightning
Card Sub Type
Aura
Flavor Text
"One star falls so the constellation may rise again to guide us all." - Aurora
Pitch Value
3
Card text

At the beginning of your action phase, destroy this and deal 4 arcane damage to any target.

Other printings of Core Reaction

2 more · $0.29 – $0.62
All printings
Core Reaction (Red) (OMN103), Omens of the Third Age — Flesh & Blood card price 0.0% 7d Core Reaction (Red) Omens of the Third Age · #OMN103 $0.62 Core Reaction (Yellow) (OMN104), Omens of the Third Age — Flesh & Blood card price 0.0% 7d Core Reaction (Yellow) Omens of the Third Age · #OMN104 $0.31

Also in Omens of the Third Age

most valuable
Full set
Baalghor, Omen of the End (Marvel) (IAR159-MV), Omens of the Third Age — Flesh & Blood card price 0.0% 7d Baalghor, Omen of the End (Marvel) Omens of the Third Age · #IAR159-MV $1,624.00 Gate to i'Arathael (Marvel) (IAR222-MV), Omens of the Third Age — Flesh & Blood card price 0.0% 7d Gate to i'Arathael (Marvel) Omens of the Third Age · #IAR222-MV $347.34 Voltaris (Blue) (OMN000), Omens of the Third Age — Flesh & Blood card price −0.6% 7d Voltaris (Blue) Omens of the Third Age · #OMN000 $311.83 Runechant of Greed (Yellow)(Marvel) (IAR145-MV), Omens of the Third Age — Flesh & Blood card price 0.0% 7d Runechant of Greed (Yellow)(Marvel) Omens of the Third Age · #IAR145-MV $151.85 Boots of Omnis Ward (OMN204), Omens of the Third Age — Flesh & Blood card price +0.0% 7d Boots of Omnis Ward Omens of the Third Age · #OMN204 $115.68