# 2019 Pokémon SWSH Black Star Promos #SWSH277

> The Pokémon SWSH Black Star Promos Rillaboom holo promo card (SWSH277) is a Stage 2 Grass-type collectible featuring powerful attacks and a distinctive holographic finish.

Canonical URL: https://supercatch.com/product/pokemon-swsh-black-star-promos-rillaboom-swsh277-holo-promo

## Identity

- **Year**: 2019
- **Manufacturer brand**: Pokémon
- **Set / series**: SWSH Black Star Promos
- **Card number**: #SWSH277
- **Product type**: TCG_CARD

## Description

The Pokémon SWSH Black Star Promos Rillaboom holo promo card (SWSH277) represents a significant addition to the SWSH Black Star Promos series, released in 2019. As a Stage 2 evolution of Thwackey, this Grass-type Pokémon holds 180 HP and features two distinct attacks: GrassColorless Wood Drain, which heals 30 damage, and GrassGrassColorless Raging Repeated Strike, a scalable damage dealer that discards energy for increased impact. Designed by DOM, the card carries the SWSH277 catalog number and the Regulation Mark E, marking its place within the Sun & Moon era of the Trading Card Game. Collectors of the Pokémon franchise often seek out promo cards for their unique distribution methods and distinct artwork. This release offers a high-impact visual with its holo finish, making it a desirable piece for those building specialized collections or completing the broader SWSH Black Star Promos set. The card’s gameplay mechanics offer strategic depth, appealing to both casual players and competitive enthusiasts who appreciate the versatility of energy discarding strategies. Whether you are a long-time fan of the Galar region Pokémon or a newcomer to the TCG, adding Rillaboom to your collection provides a blend of aesthetic appeal and functional gameplay value.

## FAQ

### What is the card number for Rillaboom in the SWSH Black Star Promos set?

The card number for Rillaboom in the SWSH Black Star Promos set is SWSH277. It is a promo card released in 2019 as part of the Sun & Moon era of the Trading Card Game.

### How does the Raging Repeated Strike attack work?

The Raging Repeated Strike attack deals 120 damage plus 30 more damage for each Energy card discarded from your Pokémon. This allows for significant damage output if you have multiple Energy cards available to discard.

### Who designed the artwork for this Pokémon card?

The artwork for the SWSH Black Star Promos Rillaboom card was created by the artist DOM. The illustration features the Stage 2 Grass-type Pokémon with its signature drum-stick abilities.

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Last verified: 2025-11-29.