My main problems with the deck are the interaction suite, the mana base, and the surprisingly lack of burst card draw, but all of those can be fixed pretty easily while keeping the spirit of the original list
Hybrid mana is everywhere, and today I walk you through the best cards that use hybrid mana
It's also interesting as a combo that utilizes the underappreciated cleanup step: Nearly as common are Glacial ChasmGlacial Chasm combos like this one: Even without the combo, Windgrace lets you recur the Chasm and feel safe and secure behind it without worrying about cumulative upkeep
However, I find they aren't really lands, so they're more likely to get targeted or blown out by stuff like Vandalblast
And it does not protect it from global effects
One of my favorite parts of playing pirates in EDH are the fun combos