Question 1

What is the current market value of Klefki #66?

Accepted Answer

Klefki (Phantom Forces) is presently valued at about $0.30 in raw condition. Week-over-week movement is lower by 14.3%. Current value trails the 30-day mean ($0.59) by 49.2%. In the past 90 days, observed prices ranged from $0.23 to $1.17 (313% spread), a high-volatility profile. This version is categorized as Uncommon.

Question 2

Is Klefki #66 a good investment or collectible?

Accepted Answer

Collector-focused market read: Recent pricing has softened by 14.3% over 7 days, with the card now 74% below its 90-day high. The 90-day range spans $0.23 to $1.17 (313% spread), which indicates high-volatility behavior. Current value is 49.2% below its 30-day reference ($0.59). Without a consistent graded comp in the current snapshot, live listings are still required for reliable condition-based valuation.

Question 3

What is Klefki #66 and what makes it special?

Accepted Answer

In 2014, Phantom Forces introduced this print of Klefki. The printed flavor text states: "These key collectors threaten any attackers by fiercely jingling their keys at them." Its card type is Pokémon. The rarity label is Uncommon. Printed HP is 70. Energy typing is Metal. This gives collectors a clear identity footprint for the print. It carries a Basic subtype designation. Attack line includes "Call for Family" and "Dull Light". It has a weakness to Fire and resistance to Psychic. Uncommon-tier prints usually balance accessibility with moderate collector demand.

Question 4

What are the alternative Klefki cards available?

Accepted Answer

Collectors tracking Klefki often benchmark it against other Klefki cards. The current sample spans 6 comparable cards from 6 sets. In this sample, pricing ranges between $0.02 and $3.24 (16100% total span). Relative to the alternative average ($0.62), this card is -52%. Notable alternatives include Klefki #59 (Perfect Order) at $0.02, Klefki #89 (Forbidden Light) at $0.24, Klefki #110 (Team Up) at $0.13, and Klefki #96 (Scarlet & Violet) at $0.07.

Question 5

What set is Klefki #66 from, and when was it released?

Accepted Answer

Phantom Forces was released in 2014. It belongs to the XY series. Set size is 124 cards, which categorizes Phantom Forces as mid-size. As of 2026, the set is 12 years old and now falls into an established back-catalog period. Klefki (#66) is one of the Uncommon prints in this expansion.

Klefki #66

Price history

All Klefki cards

Card details

Attacks