To date, Karannosaurus Rex has played 186 matches in Age of Empires II. Slavs (31.2%) and MegaRandom (31.1%) represent Karannosaurus Rex's strongest picks. Ranked play is untouched by Karannosaurus Rex, but their flank performance is strong at 38.0%.

Karannosaurus Rex represents Australia in unranked, most often selecting Slavs (73.7%).