Dragons were obviously going to find themselves in a D&D MTG set in other ways, and there are a few cool examples of this
Making all your nonland permanents five-color does some niche cool things, like turn Iridian MaelstromIridian Maelstrom into a Plague WindPlague Wind, Infinite Guideline StationInfinite Guideline Station into a hand refill, and Jared CarthalionJared Carthalion into an incredible pump spell
In the same vein as some of the typal legends like Najeela and Jodah, these are a bit more restrictive in that they dont enable you getting the things youre buffing as much as having the team swing and survive or overwhelm
There have been some eyes on the last card in the above line-up, the Deadpool edited basic Mountain
If you want to lean harder into that theme, Draining WhelkDraining Whelk and Voracious GreatsharkVoracious Greatshark are options too (I opted for the cheaper mana value alternative, with the downside of manifesting dread)