The Pokmon's typing is a contributing factor as a colorless card, meaning it's easy to fit it into essentially any deck without sacrificing too much
Orzhov has a ton of great token synergies you can take advantage of, like Intangible VirtueIntangible Virtue, Anointed ProcessionAnointed Procession, and Elenda, the Dusk RoseElenda, the Dusk Rose
It thrives in decks built around sacrificing tokens or other permanents, making it a powerhouse in any sacrifice-heavy strategy, such as Jund Sac in Pioneer
They have strong sizes to casting cost, a strong ability when they are on the battlefield, and when they die they turn into their Temple, which taps for their mana and then heads back with a tap at sorcery speed but with a harder to do activation
This ninja has great evasive text, plus a way to bounce ninjas for more trickery later