Dialga GX
Forbidden Lightn° 138/131Secret Rare
Normal$76.64from $54.33
↘ -22% this week
TCGplayer market price, updated 2 November 2026.
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Other Dialga GX cards
Ultra Prism$45.63
Forbidden Light$34.76
Ultra Prism$20.67
Ultra Prism$11.93FAQ
How much is Dialga GX 138/131 (Forbidden Light) worth?
As of 2 November 2026, Dialga GX 138/131 is worth $76.64 (TCGplayer market price, from $54.33).
Which set is Dialga GX 138/131 from?
Forbidden Light (FLI), released 4 May 2018, Secret Rare.