The downside, as we talked about a moment ago, is that something like Teferi, Time Raveler can leave both Didn't Say Please and Thought Collapse rotting in our hand
This might not be a card you build a whole deck around - instead just let her challenge like normal as utility in another Steel deck and get some free lore along the way
If she ever dies, you get to put X +1/+1 counters onto each legendary creature you control, where X is the number of +1/+1 counters on Aerith
While simplicity can be a great tool, not every card or situation needs to be simple
The Tarlys and Mace make up most of the nonlegendaries for this house as a result
Also, since Im playing big monsters that might make a very tempting steal target for something like Control Magic, Im running a Brooding Saurian