At first glance, I can see this going in any of the artifact-focused "Friends Forever" partners that go with Othelm, Sigardian Outcast as well as Perrie, The Pulvarizer who also tends to just coincidentally have a lot of artifacts often
But when you resolve this, you will often find a basic land, and then go on to have a 3/7 creature that is basically unblockable and remember unblockable is really strong, once the Initiative is introduced, because then you can take it back if you lose it
They can do a variety of different things, some can tap for two different types of mana while some have others can search for another land and others have special abilities
1 Foil-Etched Legendary card + 99 nonfoil cards
Cliffside Lookout: if it does not get removed by the time you have the extra mana to trigger it, it can be a good effect in Limited