Let's make pretend that I was seriously interested in investing in a big lizard. For example, some kind of Iguana, or Monitor Lizard.

If you have experience with any big lizards, what kind of large lizard is ideal, not just temperament wise, but also relative ease of maintenance, and not particularly expensive just to purchase it, and give it a good home.

What kind of big lizard do you think shines among all of the others?