CardName: Abrupt Downfall
Cost: BR
Type: Instant
Pow/Tgh: /
Rules Text: Abrupt Downfall can't be countered.
Destroy target artifact, creature or planeswalker with
converted mana cost 3 or less. Abrupt Downfall deals damage
to that permanent’s controller equal to its converted mana
cost.
Flavour Text:
Set/Rarity: Custom Legacy Cube Rare
Abrupt Downfall
R
Instant
Abrupt Downfall can't be countered.
Destroy target artifact, creature or planeswalker with converted mana cost 3 or less. Abrupt Downfall deals damage to that permanent’s controller equal to its converted mana cost.
Black and red don't get to kill enchantments, so I added an upside to match up to Abrupt Decay.