Saffgor: Looping Fall of the Thran or the second chapter of The Restoration of Eiganjo every turn seems like a reasonable basis for a hatebear or stax deck, and the fact Garnet comes down early and gets just big enough to likely survive most early blockers means you have the capability to get under a lot of value strategies
There are plenty of ways to slip Lightning through enemy lines, like Rogue's Passage and Whispersilk Cloak, so you can reliably paint a target on the back of the tables biggest threat
Any Commander deck can find itself running out of gas if all it can draw is one card per turn, being able to draw many cards per turn gives you options and means you can enact your battle-plan more quickly and more often
First introduced in 2021, Universes Beyond features intellectual property from outside the traditional Magic Multiverse, swapping characters like Jace Beleren and the Phyrexians for Stranger Things Eleven, Hatsune Miku, and Warhammer 40,000s Space Marines
While this one doesnt hit face, it does dig you for more cards, which is also pretty nice
The only exceptions to this rule were lands that produced colorless mana but didnt explicitly mention artifacts in any other way, since casting artifacts was somewhat implied