Adult Swim's Toonami programming block announced on their official Facebook account that Assassination Classroom will premiere on their program on August 29 at 1:00 a.m. ET/PT.
The anime will join the other anime series on the program's lineup. The lineup includes:
00:00 AM - Dragon Ball Super
00:30 AM - JoJo's Bizzare Adventure: Golden Wind
01:00 AM - Assassination Classroom
01:30 AM - Black Clover
02:00 AM - Fire Force
02:30 AM - Naruto Shippuden
03:00 AM- Samurai Jack
Assassination Classroom season 1 anime first aired on January 9, 2015, which ran for 22 episodes. The second season aired on January 7, 2016, which ran for 25 episodes. Two anime films aired on November 19, 2016. Two live-action films were also released on March 21, 2015, and on March 25, 2016.
Assassination Classroom manga is written by Yusei Matsui and ran from 2012 to 2016 in the Weekly Shonen Jump.