There are, of course, some creatures that are better than others to reanimate
It might be because black is wrapped up in Ninjas for the most part, but there are few standout options when it comes to upgrading your Commander decks
It reminds me a lot of Undead Unleashed, the Dimir precon deck from Innistrad: Midnight Hunt Commander
However, if you decide to add more utility lands in this deck that dont tap for black mana, it could be a good option to consider
Recommended Commanders: Zedruu the Greathearted, Pramikon, Sky Rampart, Yennett, Cryptic Sovereign Blade of Selves The first time I saw Blade of Selves I knew I wanted to play it in every deck possible
For five mana you can exile Bilbo to search your library for any number of creature cards and put them all on the battlefield