Splitpush-support janna
So, right now ardent give as and on hit damage. Janna has on hit damage based on ms. of course janna has good utility with escapes. all of things things help with splitpushing so the concept is simple- send janna(or other ardent sup) with the toplane/jg splitpusher. The enemy team now has to send at least 3 champions to deal with them well- leaving your midlane to zone and your adc/ jg to take a different objective. the toplaner clears up the waves, janna procs ardent, they proceed to tear down the tower. if no one comes- they keep going. if someone does they can escape or fight depending on chances. escape: janna peels incoming enemies off her toplaner, being just a few steps ahead and moving as fast as a rammus. any toplaner escape abilities can also help. if it comes down to it, janna can go singed mode and let enemies chase her down to stall for time while enemy team tries to chase allowing top to escape and/or, your other 3 laners to be successful. fighting: janna occupies 2 laners with cc while toplaner 1 v 1s with a shield, bonus attack speed, bonus movement speed, bonus ad and on hit damage. things really go south: janna ults for hard cc and heals