Things like Drafna, Founder of Lat-Nam allow you to reload the Ring and also wipe away those counters if the life drain gets too much
Walk the Plank will be a universally used removal spell, of course, but I dont think it will be as good as many others believe
If you draw a Castle Ardenvale at any point, you don't run out of ways to make vigilant flying 4/4's
Endless Punishment does that best through its boxtopper commander, Valgavoth, Harrow of Souls
Hiram will account for a quarter of our budget, but hes entirely worth it
You can also try to get a Support character like Huey or Dewey out on turn two or three to ensure that your four-cost character can banish whatever Maid Marian targets, but a Maui, Soaring Demigod will almost always do the trick