Still, Yuriko feels a bit too powerful sometimes, so mono-black is an option if you need a more mid-level ninja build
Emet-Selch, UnsunderedEmet-Selch, Unsundered The front side of Emet-Selch, UnsunderedEmet-Selch, Unsundered is a nice collection of abilities, and the condition to transform Emet-Selch isn't all that difficult to accomplish given the amount of self-mill available in Dimir
The Treasure token you get on turn 2 by beholding a dragon kicks things off quickly
It is incredibly well balanced, without the two life it would just be the Lightning Bolt of the discard spells with no reason ever not to pick and play it first
The best discard commanders are the ones that turn it into something beneficial, although its not always just you or your opponent whos throwing away their hand
Web-slinging is an alternate casting cost that lets you return a tapped creature you control to your hand to play a spell, similar to Ninjutsu but more flexible since the creature doesnt need to be unblocked