'Aquaman' sails along on waves of fun and spectacle

Jason Momoa in "Aquaman."

(CNN)In their zeal to catch up with Marvel, DC and Warner Bros. plunged into the super-team waters before establishing individual building blocks, creating a high degree of difficulty. While not on par with "Wonder Woman," "Aquaman" is a step toward restoring equilibrium, creating a sprawling undersea world that most closely resembles the Thor franchise in terms of scope, majesty and happily, humor.

Jason Momoa, in the titl