What's the origin and context of use of the word kudos?
I think these phrases are similar:
Kudos for you Karma for you Points for you
The first time I read kudos was playing Metropolis Street Racer
Etymonline has this to say about kudos:
Especially note the singular vs. plural issue.
The normal preposition to use with it is to and it can be used without a preposition as well when it is used as a direct object, as in these examples: