# 2024 Weiß Schwarz 【OSHI NO KO】 #OSK/S107-E047

> Self-Proclaimed Idol, Ruby is a U-rarity character card from the 2024 【OSHI NO KO】 set of the Weiß Schwarz trading card game, featuring specific Show Business idol mechanics.

Canonical URL: https://supercatch.com/product/weiss-schwarz-oshi-no-ko-self-proclaimed-idol-ruby-osks107-e047-u

## Identity

- **Year**: 2024
- **Manufacturer brand**: Weiß Schwarz
- **Set / series**: 【OSHI NO KO】
- **Card number**: #OSK/S107-E047
- **Product type**: TCG_CARD

## Description

Self-Proclaimed Idol, Ruby (OSK/S107-E047) is a U-rarity character card from the 2024 【OSHI NO KO】 expansion of the Weiß Schwarz trading card game. This card features Ruby Hoshino in her role as an idol with Ichigo Production, specifically categorized under the Show Business and Idol subtypes. As a character card, it plays a central role in the strategic gameplay of the Weiß Schwarz TCG, offering distinct abilities that appeal to fans of the series and competitive players alike. The card’s abilities are designed to support the Show Business archetype. When placed on the stage from your hand, it triggers an auto-effect that allows you to choose one of your own 《Show Business》 characters, granting it +1500 power until the end of the turn. This boosts the performance of your key characters during critical moments. Additionally, the card features an act ability that lets you return specific Ruby cards, such as "Deciding Each Member's Color, Ruby" or "Underground Idol Debut? Ruby," from your waiting room back to your hand. This recursion mechanic helps maintain resource advantage and keeps your strategy flexible throughout the match. For collectors, this card represents a key piece of the 【OSHI NO KO】 set, which captures the vibrant world of the anime series. The U rarity indicates its accessibility within the set, making it a valuable addition for those looking to complete their collection or build themed decks. The detailed flavor text, "I'm Ruby Hoshino… with Ichigo Production...", adds to the card's thematic depth, connecting it directly to the narrative of the show. Whether you are a dedicated fan of the series or a strategic player of the Weiß Schwarz game, this card offers both aesthetic appeal and functional gameplay value. By focusing on the unique attributes of each card, collectors can find exactly what they need to enhance their collection.

## FAQ

### What are the abilities of Self-Proclaimed Idol, Ruby?

This card has an auto-effect that grants +1500 power to one of your 《Show Business》 characters when placed on stage from your hand. It also has an act ability to return specific Ruby cards from your waiting room to your hand.

### What rarity is this card in the 【OSHI NO KO】 set?

Self-Proclaimed Idol, Ruby is a U-rarity card in the 2024 【OSHI NO KO】 expansion of the Weiß Schwarz trading card game.

### What subtypes does this card have?

The card is categorized under the Show Business and Idol subtypes, which are key themes in the 【OSHI NO KO】 set of the Weiß Schwarz TCG.

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Last verified: 2025-11-29.