Bria, Riptide RogueBria, Riptide Rogue gives layers of prowess to our creatures, which stack, and grants unblockablility to a creature for each noncreature we cast
A fitting parallel with Crucible of Worlds
Auriok Edgewright Auriok Edgewright sets the bar as a creature with a reasonable stat line for its cost that gets way better with metalcraft
The first was using the Black half of Old Rutstein to make Blood matters stuff as well as Treasures, Dorks, Clues, and other tokens that could dig in deeply
Firemane Commando encourages people to not swing at you, too, which helps you survive to the late game
And if we do this, I could tweak a few existing cards to call out some of these types, so it will occasionally matter as a bit of texture