Even though these films have been previously announced with release dates WB (via The Hollywood Reporter) has gone ahead an made a few changed on their upcoming Lego Movie Universe. Headed by the creative minds of Chris Miller & Phil Lord (21 Jump Street, The Lego Movie) three more films in the universe will be coming out. First, Lego Batman (name pending) starring Will Arnett will be out first in February 10th, 2017. Then, next up is Ninjago which is going to be pushed and hit September 22nd, 2017 from it’s original fall 2016 release. Lastly, The Lego Movie Sequel will hits last May 18th, 2018 presumably having Chris Pratt return as the lovable construction worker Emmett.
Chris Lord and Phil Lord are also hard at work on The Flash for the ever expanding DC Cinematic Universe but it is unknown if they will also direct as well as write. They are also wanted by Sony for a male Ghostbusters reboot within Paul Feigs Ghostbusters universe which will have females in his film building towards the Ghostbusters Corps.