After his failed attempt to seize power, he leaves the Gold Coast in shame after Ondina breaks up with him. This is his final appearance in the series.
Veridia makes Zac an honorary member of the pod for his heroism, allowing the mermaids to finally return to Mako Island. Cast and Production Mako Mermaids - Season 2 3Eps26
She finally reveals her secret to David , who becomes the last recurring character to learn the truth about the merpeople. After his failed attempt to seize power, he
As the final full moon of the season approaches, Erik attempts to activate the Merman Chamber using the . Zac and the mermaids discover the chamber's catastrophic true purpose: to drain the magic from all mermaids. Cast and Production She finally reveals her secret
Because she is a "half-mermaid" (a human transformed by the moon pool), she is immune to the chamber's draining effect. Veridia later awards her a moon ring , making her the first "land girl" to receive one.
Zac successfully deactivates the chamber but seemingly dies in the process.
Mimmi uses the trident stone to restore Zac's power and revive him. The stone then crumbles, permanently ending the chamber's threat. Key Character Developments