Aquaman # 21 (DC Comics 2017)

Aquaman and Mera learn that the "strange water" they've been sent to investigate is in fact a gateway to an alien world that's the source of Arthur's recent troubles.
And tensions flare between Aquaman and his less-than-heroic teammates over whether to make contact with this new world or destroy it!

Aquaman # 21 is written by Dan Abnett with art by Scot Eaton and Wayne Faucher with a cover drawn by Brad Walker and Andrew Hennessy.

Aquaman # 21 is a 32 page comic book drawn in full color and rated T.