# 2019 Magic: The Gathering Mystery Booster Playtest Cards 2019 #37

> The Celestine Cave Witch (Card 37) from the 2019 Mystery Booster Playtest Cards set offers a distinctive look at Magic: The Gathering's experimental design process.

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## Identity

- **Year**: 2019
- **Manufacturer brand**: Magic: The Gathering
- **Set / series**: Mystery Booster Playtest Cards 2019
- **Card number**: #37
- **Product type**: TCG_CARD

## Description

Released in 2019 as part of the Mystery Booster Playtest Cards series, the Celestine Cave Witch holds card number 37 within the CMB1 set code. This Magic: The Gathering trading card game card represents a fascinating glimpse into the iterative design work that shapes future expansions. For collectors of Magic: The Gathering, these playtest cards are highly regarded for their rarity and the insight they provide into the game's evolution.

The Celestine Cave Witch features a mana cost of {3}{B} and serves as a Creature — Human Warlock with a mana value of 4. Its gameplay effect allows players to create two 1/1 black Insect creature tokens upon entering the battlefield, while offering a strategic option to sacrifice an Insect to curse the defending player. This unique mechanic highlights the experimental nature of the Mystery Booster Playtest Cards, making it a valuable addition to any Magic: The Gathering collection focused on set diversity and historical design artifacts. Collectors often seek these cards to complete specific series sets or to understand the broader context of Magic's card development.

## FAQ

### What is the Celestine Cave Witch in Magic: The Gathering?

The Celestine Cave Witch is a Creature — Human Warlock card from the 2019 Mystery Booster Playtest Cards set. It features a mana cost of {3}{B} and includes effects that generate Insect tokens and curse opposing players.

### Why are Mystery Booster Playtest Cards significant to collectors?

Mystery Booster Playtest Cards are significant because they document the experimental design process of Magic: The Gathering. Collectors value them for their unique mechanics and historical context, which are not found in standard commercial releases.

### How do I identify the Celestine Cave Witch in the CMB1 set?

You can identify this card by its card number, which is 37, and the CMB1 set code. It is distinguished by its black color identity and its specific role as a Human Warlock within the 2019 playtest series.

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Last verified: 2025-11-29.