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- n. Plural form of upcard.
Sorry, no etymologies found.
First, splitting pairs such as nines against weak upcards like fives can lead to more advantageous starts; second, splitting pairs such as eights against a seven convert an underdog 16 into two somewhat promising eights.
Ability to stand on 12 through 16 against the upcards on which the dealer is most apt to bust trims overall edge by 3.2 percent.