A list of currently running Cartoon Network and Boomerang series and their renewal status. Shows With Upcoming Seasons Teen Titans Go!, picked up for a fifth season Steven Universe, picked up for a new season* The Tom and Jerry Show, picked up for a third season We Bare Bears, picked up for a new season New Looney Tunes, picked up for a second and third season Bunnicula, picked up for a second and third season Mighty Magisword, new season ordered. Ben 10, season 2 ordered Dorothy and the Wizard of Oz, picked up for a second season OK K.O. Let's Be Heroes, picked up for a second season Wacky Races, picked up for a second season Total Drama Daycare, coming in 2018 Lego Ninjago season 8 coming in 2018 Grizzy and the Lemmings, season 2 coming 2018 Supernoobs, picked up for a second season. Cloudy with a Chance of Meatballs: The Series, picked up for a second season Shows Without an Upcoming Season Announcement Justice League Action current season premiered December 16, 2016 The Powerpuff Girls current season premiered March 3, 2017 Unikitty current season premiered January 1, 2018 The Amazing World of Gumball current season premiered January 5, 2018 Sonic Boom last season ended November 11, 2017. Lego Nexo Knights last season ended September 1, 2017 Shows Officially Confirmed to be Ending/Cancelled Adventure Time, ending in 2018. Clarence, ending in 2018. Be Cool, Scooby Doo, ending after season two. New Looney Tunes, ending after season three Bunnicula, ending after season three New Series Apple and Onion premieres February 16th Summer Camp Island premieres 2018 DC Super Hero Girls premieres 2018 Craig of the Creek premieres 2018 MegaMan Shows highlighted in Blue air on Boomerang or are released on the Boomerang app. *Under episode "How It's Made" at the three minute mark If I'm missing anything or got anything wrong please let me know, and please provide a source.