Breaching Mermaid

Deluge: Breaching Mermaid gains +1/0 per
Island you control and "{u}: Breaching Mermaid
gains Flying until end of turn." (Nightfall triggers
Whenever an Island or mono-Blue creature enters
the battlefield under your control.) Use Deluge
only once each turn.
"Just because its fun and looks awesome doesn't
mean it's not useful when you have to fight aliens."