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  6. Self-Proclaimed Idol, Ruby

Weiß Schwarz · [OSHI NO KO] · #OSK/S107-E047 U · Uncommon

Self-Proclaimed Idol, Ruby

Weiß Schwarz card price for Self-Proclaimed Idol, Ruby: $0.21 market, from $0.10 at the cheapest listing, Normal printing, updated Oct 18, 2026. Full price history since Sep 21, 2024 below.

Market price · Normal · Oct 18, 2026
$0.21
+5.0% this week · −16.0% in 30 days
Buy on eBay →
1 day0.0%
7 days+5.0%
30 days−16.0%
90 days+23.5%
1 year+50.0%
All time−12.5%

Sellers right now

$0.10lowest listing$0.50highest
Market price$0.21
Mid listing$0.25
30-day avg$0.21

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$0.21

One year

$0.1252-week low$0.2552-week high
In the range69%
All-time low$0.12
All-time high$0.25
First priceSep 21, 2024
Normal · market price
$0.11$0.16$0.21$0.26
$0.21
Sep 2024May 2025Feb 2026Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Self-Proclaimed Idol, Ruby was released in September 2024. Launch-week prices are left out here: before supply arrives they are mostly guesses. In the last year the price changed +50.0% and ranged from $0.12 to $0.25, and it now trades in the middle of that range. The cheapest listing right now is $0.10, and the 30-day average market price is $0.21.

Printings

PrintingMarketLowHigh7d
Normal$0.21$0.10$0.50+5.0%

The card in play

Level0
Cost0
Power1000
Color
Red
Card type
Character
Trait
Show Business
Soul
1
Trait 2
Idol
Ability

[AUTO] When this card is placed on the stage from your hand, choose 1 of your "Show Business" characters, and that character gets +1500 power until end of turn.

[ACT] [(1) Put this [STAND] card into your memory] Choose 1 "Deciding Each Member's Color, Ruby" or "Underground Idol Debut? Ruby" in your waiting room, and return it to your hand.

Other printings of Self-Proclaimed Idol, Ruby

1 more · $0.21 – $2.54
All printings
Self-Proclaimed Idol, Ruby (SR) (OSK/S107-E047S SR), [OSHI NO KO] — Weiß Schwarz card price +14.9% 7d Self-Proclaimed Idol, Ruby (SR) [OSHI NO KO] · #OSK/S107-E047S SR $2.54

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