Uthros might not be an artifact, but its part of the Planet cycle in the main set, and that means it gets better when you put on charge counters
Adding a Savai Triome to the existing Glimpse Combo mana base makes casting Leyline Binding on turn two fairly easy, in conjunction with either Breeding Pool, or Ketria Triome
In Karador's case, this deck aims to either slowly drain away every opponent's life total to 0 or mill them with Altar of Dementia
We've seen some other semi-popular Kamigawa cards like Oboro, Palace in the Clouds and Minamo, School at Water's Edge maintain huge prices despite fairly low play, which means if Shining Shoal does develop into an archetype staple in Modern, its price could climb even higher
1 booster contains 14 Magic cards and one token/advertising card or art card