Myrkul is a really versatile Commander who can be built in numerous ways, and Id love to see any decklists you might have for the Lord of Bones
Doing so before we need to gives our opponent the opportunity to destroy it, Copy Artifact it, or tie it up with Relic Barrier, while preventing us from taking advantage of a possible top-decked Library of Alexandria of our own
A sweet spot of two to three colours is a great place to start for your first attempt
Also, the power creep has accelerated a lot and in current meta, you have huge 300+ HP VMAX Pokemon that hit very fast and very hard so often if you miss your setup in the first two turns, you may be out of the game already
Wired connections are also more preferable than wireless connections because they are faster and more stable
I would recommend you play at least 1 copy of the field spell considering it is searchable