You can simply put character cards in and make a perfectly functional deck, but you might like to consider adding Items, Actions, Songs, or Locations to help you spice things up
One of the things that is so powerful about your previous work, even if you have your own opinion on it because it's been so long, is like what Zakeel was saying before
I also went 7-3 in the Standard rounds with Domain
If not, the Amethyst bounce package can still make use of him on a Ruby/Amethyst deck
The thing that stuck out to me most when thinking about this lineup was their iconic weapons
Ideally, I would like to see something that isn't costing you card advantage, but, as far as movement enablers go, this is probably just good enough