Poseidon, King of the Seas

Trample, Hexproof, First Strike.
Posiedon, King of the Seas cannot attack unless you have a plain, an island and a Mountain.
All your creatures have +3/+3 and trample.
At the beginning of your upkkep put a Flood Counter on target land, that land is a basic Island.
"I begin to sing about Poseidon, the great god, mover of the earth and fruitless sea" - Homeric Hymn 22