Question 1

What is the current market value of Dialga #XY77?

Accepted Answer

Dialga from XY Black Star Promos is currently trading around $52.41. Price action is stable over 7 days, moving only +0.3%. That is close to the 30-day average of $52.10. The 90-day window shows a floor near $44.05 and a peak around $52.41 (16% total spread), which maps to low-volatility movement. The listed rarity for this print is Promo.

Question 2

Is Dialga #XY77 a good investment or collectible?

Accepted Answer

Market structure summary: Short-term movement is stable (+0.3% over 7 days), with price action clustered near recent averages. With a 16% 90-day spread ($44.05-$52.41), this card currently tracks as low-volatility. Relative to the 30-day baseline ($52.10), pricing is near equilibrium. The clearest graded reference is PSA 9 at $427.26, or +715% relative to raw.

Question 3

What is Dialga #XY77 and what makes it special?

Accepted Answer

Dialga appears in XY Black Star Promos, released in 2013. Card flavor text reads: "It has the power to control time. It appears in Sinnoh-region myths as an ancient deity." Its card type is Pokémon. The rarity label is Promo. Printed HP is 120. Energy typing is Metal. This print is categorized under the Basic subtype. Attack line includes "Metal Claw" and "Time Freeze". Weakness: Fire. Resistance: Psychic. Retreat cost is 3 energy. This print follows its listed rarity designation in set checklists and pricing references.

Question 4

What are the alternative Dialga cards available?

Accepted Answer

Collectors tracking Dialga often benchmark it against other Dialga cards. The current sample spans 6 comparable cards from 5 sets. In this sample, pricing ranges between $0.09 and $16.35 (18067% total span). Relative to the alternative average ($5.23), this card is +901%. Notable alternatives include Dialga #DP49 (DP Black Star Promos) at $14.37, Dialga #DP26 (DP Black Star Promos) at $16.35, Dialga #95 (Mega Evolution) at $0.09, and Dialga #135 (Surging Sparks) at $0.14.

Question 5

What set is Dialga #XY77 from, and when was it released?

Accepted Answer

XY Black Star Promos entered circulation in 2013. XY Black Star Promos is grouped under the XY era. With 216 listed cards, this is a large set by modern TCG standards. As of 2026, the set is 13 years old and fits a legacy-era profile. Within this set, Dialga is card number XY77 with a Promo designation.

Dialga #XY77

Price history

All Dialga cards

Card details

Attacks