Conversation so far:
Who was Mirage Comics and its relationship to April O'Neil?
Mirage Studios is an American comic book company founded in 1983 by Kevin Eastman and Peter Laird. They are best known for the Teenage Mutant Ninja Turtles comic book series.
What year did Teenage Mutant Ninja Turtles come out?
Teenage Mutant Ninja Turtles #1 was published in May 1984.
Did Mirage Comics make any other comics besides Teenage Mutant Ninja Turtles?
Mirage Comics have also produced titles such as Fugitoid by Kevin Eastman and Peter Laird, Gizmo by Michael Dooney, and The Puma Blues by Stephen Murphy and Michael Zulli.

Question: How many series did they make?
Self-contained rewrite: How many series did Mirage Comics make with Teenage Mutant Ninja Turtles?