Ashes Reborn: The Ocean's Guard

From BoardGameGeek:

Tristan Darkwater, the Phoenixborn that only rumors have known, has finally risen to the surface to answer the call of the Phoenix in The Ocean's Guard! Behold his power as he communes with the life of every being in the ocean. Tristan uses sympathy magic and time magic to enhance the innate abilities of his ecosystem of oceanic creatures, as seen through his Magnify ability. He uses this power to specialize in swarming the battlefield. But Tristan isn't one to sit back passively. When the time is right, he will unleash his signature move to clear a path for his tidal wave of attacking force! This expansion deck is ready to play, or combine cards with your favorite allies and spells to create the ultimate Phoenixborn deck!