Sailing the high seas is no easy feat, but this crew of no-good scallywags helms one of the most renowned typal strategies in Commander
Its also a lot more certain to connect and stick around than, say, Rakshasa Debaser, who only grabs opposing creatures anyways
Fall out
Even better is that, as long as its on the battlefield, your opponents cant gain life
Firdoch Core is an interesting example of this in action: Its a dragon to behold Dispelling Exhale, it works with Roiling Dragonstorm, and its a demon for Unholy Annex // Ritual Chamber
Repeat for infinite red mana, blinking, enters-the-battlefield triggers, and leaves-the-battlefield triggers