The artist’s name is Yildiray Cinar. Check out his website here and follow him on Twitter. More art after the break.
Adventure Comics #312 Sept. 1963
The Legionnaires will go to any length to bring Lightning Lad back to life.
Adventure Comics #370 July 1968
Superboy, Mon-El, Shadow Lass and Duo Damsel are stuck in 20th century Smallville with Mordru out to get them. Only Pete Ross and Lana Lang (as Insect Queen) can help the Legionnaires beat Mordru!
A Young Justice cartoon?
According to this article yeah, maybe. Young Justice was one of my favorite comics. This is me excited. 😀
Adventure Comics #362 Nov. 1967
The Legionnaires are sent to stop Dr. Mantis Morlo (he’s the mad & eeeevil type of doctor) from polluting Earth’s atmosphere with his (probably mad and eeeevil) experiments. The Legionnaires better watch out, Dr. Morlo is protected by his Fantastic Hemorrhoids Chemoids!