ownage
noun
[ ˈəʊnɪdʒ ]
• the action or fact of utterly defeating an opponent or rival.
• "maybe you should take the time to think out a better response to his massive and public ownage of you"
Origin:
late 16th century (in the sense ‘the fact of owning something’): the modern use is from own (sense 3 of the verb) + -age.