It boosts its tribe and has a great triggered ability that punishes your opponent while also offering you some potential card advantage
Theres a sub-theme of dealing damage for instants and sorceries with GuttersnipeGuttersnipe and Thermo-AlchemistThermo-Alchemist, but with only 22 instants and sorceries in the deck, its not exactly a reliable strategy
However, there are a couple of other versions of Bolas with abilities that add loyalty much fasterGod-Pharaoh and the Arisen (the back side of Nicol Bolas, the Ravager) are both +2, while Planeswalker and the Deceiver and both +3
While the anticipation for a collaboration like this has built for decades, the Lord of the Rings Collector booster box isn't just a consolation prize for collectors, but is, in earnest and equal parts, a fitting love letter to the franchise and an exciting mechanical addition to MTG play
Finding eight cards that are better in the sideboard isnt as easy as it largely depends on your playstyle
You also wanted to make sure that the card mattered in a way that couldn't be replicated by simply making a singular choice (such as color or card type)