This is likely the scariest thing you can cheat in, but even if your color identity is mono green, you still have strong choices available, like Ancient Adamantoise and Worldspine Wurm
I just dont think they have the support to be effective commanders
Not only because they are then powerful fixing from turn one but also because the draw back of Chrome and the Original Mox is that they usually only offer one colour of mana and can be a little restrictive on the casting of colour intense spells
Explorers of the Deep - Lost Caverns of Ixalan This Simic (Blue/Green) deck is helmed by Hakbal of the Surging Soul, and uses the Explore mechanic to great effect, either ramping your lands, netting you creatures, or getting card draw
Great card for playing with 4 players With 6 casting cost, its not the cheapest
Curiously, both of the recent Final Fantasy flavored price spikes have been for decades-old cards