What if Teen Titans Go! was never greenlit?

We all know that Teen Titans Go! Is the popular show on Cartoon Network right now. But what happens if it wasn't greenlit?

List of Changes

 * The Amazing World of Gumball would be the #1 show to air a lot.
 * Ben 10 and The Powerpuff Girls (reboots) would've been TV Movies. Such as The Powerpuff Girls: Never Been Blissed (2017) and Ben 10: Omnitricked (2017) and Ben 10: Innervasion (2018)
 * Regular Show and Uncle Grandpa would have marathons for their series finales.
 * Transformers and Justice Leauge Action would have been airing in 4:00PM in Saturdays and have blocks called "Action Network"
 * Eric and Claire would have the timeslots for 6:00PM.
 * Galactic Kids Next Door and Underfist would be having a show right now.

Programs

 * Adventure Time (2010 — 2018) 
 * Regular Show (2010 — 2017)