Cheapest priced copy (Breaking News): $2.49 at Card Kingdom, near mint, their price list as of .
Abrupt Decay 
Instant · Rare · The List · #GK1-57
This spell can't be countered.
Destroy target nonland permanent with mana value 3 or less.
Legal inCommanderPioneerModernLegacyVintage
Not legal inBrawlStandardPauper
9 printings · $2.49 to $199.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| GRN Guild Kit | 57 | Rare | $3.99 | — |
| Mystery Booster 2 | 78 | Rare | $2.79 | — |
| Modern Masters 2017 | 146 | Rare | $3.49 | $11.99 |
| Breaking News | 34 | Rare | $2.49 | $3.99 |
| The List | GK1-57 | Rare | $3.49 | — |
| Return to Ravnica | 141 | Rare | $3.99 | $17.99 |
| Secret Lair Drop | 2468 | Rare | $15.99 | $21.99 |
| Time Spiral Remastered | 370 | Special | $4.99 | $199.99 |
| World Magic Cup Qualifiers | 2016 | Rare | — | $27.99 |
4 rulings from Wizards of the Coast
- 19 March 2021The mana value of a token that isn't a copy of another object is 0. A token that is a copy of another object has the same mana cost as that object.
- 19 March 2021A spell or ability that counters spells can still target Abrupt Decay. When that spell or ability resolves, Abrupt Decay won't be countered, but any additional effects of the countering spell or ability will still happen.
- 19 March 2021If a permanent has {X} in its mana cost, X is considered to be 0.
- 12 April 2024If you target a creature with ward, you may still pay the ward cost, but Abrupt Decay won't be countered even if you don't.