Unplayable

[Oralee]

Unable to be played.

[Renato]

An unplayable ball is hit or thrown so hard or skilfully that it is impossible to hit.

[exinilu]

Not able to be played or played on.

[GarryDrold]

When a game just becomes so ridden with [flaws] that its just simply no longer able to be enjoyed. This can apply to games that are just ridden with bad battle systems, [petty] annoyances that occur frequently, or other [quirks].

[Tanya Shivari]

(1) Description of an individual (male or female) who is extremely successful with the opposite sex [to the extent] that if he or she makes a move on someone, it will inevitably end up with the [unplayable] individual getting his/her way. The individual often appears to put in little to no effort yet is always successful in record-breaking time.

OR

(2) Description of a female individual who is so attractive that nobody would have the confidence to speak to her, except perhaps an [Unplayable] male.

Both definitions are [analogous] with an unplayable cricket delivery, i.e. just too good.