Then exile it.) Sorcery Color tag templates(None) Beacon of Creation Create a 1/1 green Insect creature token for each Forest you control
There are a few factors you can use to decide if it makes sense
You might have a powerful Woodfall Primus, Consecrated Sphinx, or Avenger of Zendikar
This would also allow R&D to make some hybrid cards (probably a cycle) that are purple and another color
But the most important sea monsters are the ones that help us catch up to faster decks by slowing them down: allstars like Breaching Leviathan, Scourge of Fleets, and Lorthos, the Tidemaker bounce or tap down the opposing field, letting us catch up to and get ahead of the competition
Go ahead and run this in a Yuriko, the Tigers Shadow Commander deck if you want to get really funky