# 2021 Magic: The Gathering Mystery Booster Playtest Cards 2021 #35

> The 2021 Magic: The Gathering Mystery Booster Playtest Card #35 featuring the rare skeleton creature Bone Rattler. A distinct piece of TCG history for dedicated collectors.

Canonical URL: https://supercatch.com/product/magic-the-gathering-mystery-booster-playtest-cards-2021-bone-rattler-35

## Identity

- **Year**: 2021
- **Brand**: Magic: The Gathering
- **Set**: Mystery Booster Playtest Cards 2021
- **Card Number**: 35
- **Featured**: Bone Rattler
- **Game**: Magic: The Gathering
- **Rarity**: Rare
- **Mana cost**: {3}{B}{B}
- **Type**: Creature — Skeleton
- **Power / Toughness**: 4 / 4
- **Color**: B
- **Language**: English
- **Material**: Card Stock
- **Finish**: Normal

## Description

The 2021 Magic: The Gathering Mystery Booster Playtest Card #35 highlights the creature Bone Rattler, a five-mana Skeleton with a distinctive graveyard interaction. Designed by artist Ira Humphrey, this rare card serves as a fascinating artifact for enthusiasts of the trading card game, offering insight into experimental mechanics before their potential release in future sets. As part of the Mystery Booster Playtest Cards series, this product represents a specific moment in the game's design evolution, where developers tested various concepts with a dedicated audience. Bone Rattler functions as a 4/4 creature that triggers a powerful effect when placed into the graveyard. Instead of remaining there, the card exiles itself and generates four Reassembling Skeleton tokens directly into the graveyard. This mechanic creates a unique synergy for players who build decks focused on graveyard manipulation and token generation. The card's blue border and unique set code, CMB2, distinguish it from standard expansions, making it a recognizable piece for collectors tracking the progression of the Mystery Booster project. Collecting cards from the Mystery Booster Playtest Cards series appeals to those interested in the behind-the-scenes development of Magic: The Gathering. These playtest cards often feature mechanics or art that did not make it into final releases, providing a glimpse into alternative game designs. For investors and hobbyists alike, owning a piece of this experimental era adds depth to a collection, showcasing the creativity and iterative process involved in bringing new cards to life. Whether you are tracking down specific playtest variants or completing a set of Mystery Booster cards, this product offers a tangible connection to the game's ongoing innovation.

## FAQ

### What is the Mystery Booster Playtest Cards set?

The Mystery Booster Playtest Cards set consists of cards created specifically for testing new mechanics and designs with a select group of players before potential inclusion in future official expansions.

### How does Bone Rattler work in gameplay?

When Bone Rattler is put into your graveyard, it exiles itself and creates four Reassembling Skeleton token cards that are placed into your graveyard, creating immediate value from its death.

### What is the significance of card number 35 in this set?

Card number 35 identifies the specific position of Bone Rattler within the 2021 Mystery Booster Playtest Cards series, helping collectors catalog and organize their holdings by set code CMB2.

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Editorial content updated: 2026-09-27.

Site deployment: 2025-11-29.