Riptide Island Fun: 3 Impact: 3 Chaos: 3 Old-school commander players who remember being in pods with sliver decks will feel their eyes twitch a bit
6 Imodane, The Pyrohammer Build-around cards like Imodane, the Pyrohammer tend to shine the most in Constructed decks, such as in Standard, but if their stats are good, they're still viable for Limited
You may cast artifact spells from the top of your library
Another possibility is elf-ball, where you combine lots of elves that produce mana, Gaea's Cradle or Badgermole Cub, and a big finisher like Blightsteel Colossus to win
Within those deck types, having cards that can fetch your desired Ritual monster or spell are pivotal for success, such as Manju of the Ten Thousand Hands