Immediately, I knew I wanted to do something with this
Gets you two landfall triggers in the same turn, and works well with Crucible
Even if they were good, like Dragonstorm Globe was in Tarkir: Dragonstorm , they need to do a little more than Chromatic Lantern to be worth playing
That said, the difference between a fully-tuned Eluge deck and one that's merely 'fine' is miniscule relative to many other Commanders, but in my eyes that comes down primarily to knowing what sort of meta you'll be playing in, and when your power spikes occur
You can cast instants, activate abilities, or let other triggers resolve before the original one does.
If you only want to play one color, that's a perfectly fine choice, but if there's an appealing card that you'd like to play in a second color, you can feel safe in doing so