Selective Obliteration {3}{C}{C}
Sorcery
Each player chooses a color. Then exile each permanent unless it's colorless or it's only the color its controller chose.
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Cards that do something similar expected a card that isn't here?
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Persecute 82%
$0.50#23362
"Choose a color. Target player reveals their hand and discards all cards of that color."
Addle 82%
#23115
"Choose a color. Target player reveals their hand and you choose a card of that color from it. That player discards that card."
Searing Rays 81%
$0.21#27049
"Choose a color. this card deals damage to each player equal to the number of creatures of that color that player controls."
Sudden Demise 80%
$0.26#15997
"Choose a color. this card deals X damage to each creature of the chosen color."