Harmonic Sliver (Extended Art)

Rare

TCGplayer 17.96 $0.0% Market price

Cardmarket Cardmarket prices are being fine-tuned. If a price looks too far off compared to the other platforms, please disregard it for now. Thanks 10.30 €+1.1% Trend

eBay 18.99 $-19.2%indicative Listing median

My collection

Collection

Set: Secret Lair Drop Series
Number: 663
Released: June 23, 2026

Description

Harmonic Sliver (Extended Art) (663) currently sells for around 17.96 $ on TCGplayer. The cheapest right now is Cardmarket (10.30 €), ahead of TCGplayer (17.96 $). Its TCGplayer price is down 5% over the last 3 months. Rare card from Secret Lair Drop Series (Magic), released on June 23, 2026.

Prices by marketplace

TCGplayer

View on TCGplayer

Price history

Market price (last 6 months)

Variant	Lowest price	Market price	Highest price
FoilNear Mint · 25+ listings	11.90 $	17.96 $	25.39 $

Prices by condition and listings

Condition	Lowest price	Market price	Listings
Near MintNM	11.90 $	17.96 $	25+
Lightly PlayedLP	13.21 $	17.15 $	17
Moderately PlayedMP	14.25 $	14.25 $	1
Heavily PlayedHP	8.25 $	8.25 $	1

No listing in DMG

Listing count from the TCGplayer price guide, condition by condition, capped at 25 ("25+" means 25 or more). It can be lower than the total shown on the TCGplayer page, which counts every active offer.

Check on TCGplayer →

Cardmarket Cardmarket prices are being fine-tuned. If a price looks too far off compared to the other platforms, please disregard it for now. Thanks

View on Cardmarket

Price history

Cardmarket price (last 6 months)

Lowest price8.49 €

Price trend10.30 €

7-day average10.44 €

30-day average10.23 €

eBay

View on eBay

Price history

eBay median price (last 6 months)

Lowest listing17.88 $

Average listing19.25 $

Median price18.99 $

Listings found5

View analysed listings

Used in the calculation

Excluded

Harmonic Sliver (Extended Art) Secret Lair Drop Foil17.50 $ · missing_card_number
1x Harmonic Sliver - Foil - Extended Art MTG - Secret Lair - Light Play20.72 $ · missing_card_number
SLD Harmonic Sliver (Extended Art) Secret Lair Drop Foil MTG NM38.47 $ · missing_card_number
Harmonic Sliver (Extended Art) - FOIL - Secret Lair - Near Mint - MTG39.99 $ · missing_card_number
Harmonic Sliver (Extended Art) [Secret Lair Drop Promos] Foil Near Mint MTG19.80 $ · missing_card_number
MTG Foil Mystery Booster MB1 Harmonic Sliver MINT9.99 $ · missing_card_number
MTG Foil Mystery Booster MB1 Harmonic Sliver MINT9.99 $ · missing_card_number
Harmonic Sliver (Extended Art) Secret Lair Drop Foil17.50 $ · missing_card_number
1x Harmonic Sliver - Foil - Extended Art MTG - Secret Lair - Light Play20.72 $ · missing_card_number
SLD Harmonic Sliver (Extended Art) Secret Lair Drop Foil MTG NM38.47 $ · missing_card_number
Harmonic Sliver (Extended Art) - FOIL - Secret Lair - Near Mint - MTG39.99 $ · missing_card_number
Pack Pulled Gem Mint or Pristine Magic The Gathering MTG Singles Foil & Non-foil27.88 $ · excluded_keyword
Harmonic Sliver 240 Time Spiral Magic: The Gathering Lightly Played2.37 $ · missing_card_number
Harmonic Sliver x1 Time Spiral Remastered 1x MTG Magic the Gathering2.45 $ · missing_card_number
Harmonic Sliver (Extended Art) Foil NM EN 663 Secret Lair Drop Series28.99 $ · price_outlier

Completed sales View sold on eBay