A Good Thing (86)
CMB1 · Mystery Booster Playtest Cards 2019 · rare
| Mana cost |    |
|---|---|
| Mana value | 6.0 |
| Type | Enchantment |
| Rarity | rare |
| Colors | W, B |
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.
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Printings
Price history
Latest prices
| Provider | Type | Normal | Foil | Etched | Date |
|---|---|---|---|---|---|
| tcgplayer | retail | $0.99 | — | — | 2026-09-27 |
| manapool | retail | $0.88 | — | — | 2026-09-27 |
| cardmarket | retail | $1.64 | — | — | 2026-09-27 |
| cardkingdom | retail | $0.99 | — | — | 2026-09-27 |
| cardkingdom | buylist | $0.30 | — | — | 2026-09-27 |
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Rulings
- 2019-11-12: To double a player’s life total, that player gains as much life as needed so that their life total is twice the number it was before. If their life total was negative, that player loses as much life as needed so that their life total is twice as far below 0 as it was before. Other effects interact with this life gain or loss accordingly.