The A Good Thing card, a rare enchantment from the 2019 Mystery Booster Playtest Cards set. Featuring intricate mechanics and artwork by Yoni Skolnik, this card is a unique collectible for Magic: The Gathering enthusiasts.
A Good Thing
2019 • Magic: The Gathering • Mystery Booster Playtest Cards 2019
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TCGplayer Market (reference) · Guide Estimate evidence · captured Sep 24, 2026
Description
The A Good Thing card, numbered 86 in the 2019 Mystery Booster Playtest Cards set, is a distinctive rare enchantment that captures the experimental spirit of Magic: The Gathering's testing phases. Designed by Yoni Skolnik, this card stands out as a fascinating artifact for collectors interested in the game's creative evolution and behind-the-scenes design processes. As part of the CMB1 set, it represents a period where Wizards of the Coast explored unconventional card concepts before they potentially reached wider audiences. Mechanically, A Good Thing presents a high-stakes trade-off that defines its place in the game. With a mana cost of {4}{W}{B} and a mana value of 6, this black-white enchantment requires a significant investment to cast. Its primary ability grants absolute protection, ensuring that spells and abilities you control cannot destroy, exile, target, or cause you to sacrifice it. This makes it an incredibly resilient object on the battlefield, offering a sense of security against removal effects that would typically threaten powerful permanents. However, the card’s upkeep trigger introduces a dramatic risk-reward dynamic. At the beginning of your upkeep, your life total doubles, providing a massive surge of resources. Yet, if your life total reaches 1,000 or more as a result of this doubling, you immediately lose the game. This unique condition turns a standard advantage into a potential game-ending trigger, requiring careful management from the player. For collectors, this intricate balance of protection and peril makes A Good Thing a compelling piece of Magic history. It serves as a testament to the innovative thinking within the Mystery Booster Playtest Cards series, offering a tangible connection to the game’s ongoing development. Owning a copy of this card allows enthusiasts to hold a piece of Magic’s iterative design process, celebrating the creativity that drives the trading card game forward.
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Card Details
The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
Catalog Profile
The core identity of the card within the set.
Featured Subject
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Featured
A Good Thing
Game
Magic: The Gathering
TCG Attributes
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Rare
Yoni Skolnik
Card Stock
English
{4}{W}{B}
Enchantment
B, W
Card Text
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Spells and abilities you control can't destroy, exile, target, or cause you to sacrifice A Good Thing. At the beginning of your upkeep, double your life total. Then, if you have 1,000 or more life, you lose the game.










