Or, if you believe in your ability to strike your opponent down quickly despite their hand, you could employ group hug artifact draw such as Howling Mine or Font of Mythos
Nimbus Maze takes the conventional mysteries of a maze, ascending them even further, both literally and figuratively, making it one of the few Magic: The Gathering cards to combine fantasy with something found in the real world
I think this is quite powerful in the late game and gathering 6 energies (which will give you any KO you want) is not that difficult considering all the recycling power that we will have
You may play that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast it
For this one, the three colors are spread between its two abilities
"Reverse holo" is the old official term for the same concept, which fans still use to this day