Also there are 4 cards that are only acquired after defeating all the Grand Masters
But the pose is still extremely strong
It used to be a puzzle trying to find the right pieces in the right order, building a house of cards, and hoping you pivoted to eliminating players at the right time
But that is a friendship evolution, and those are weirdly hard to support in Emerald
The special Energy cards and the Trainer cards included in the expansion also helped enrich the gameplay
Saheeli, the Gifted is a fine commander, with her ability to add a bunch of mana with her second +1 being especially scary, but she suffers from the fact that there are a bunch of artifact-based Commanders available, including the extremely powerful Breya, Etherium Shaper, so being "fine" might not be enough to pick Saheeli, the Gifted as your Commander over other options