Summon: Esper Ramuhs removal mode is a little bit conditional, but with instants and sorceries going straight to the graveyard, you should enable it pretty quickly
Its passive effect is straightforward lifedrain which should excite some specific players who care about that stuff
Awaken the Erstwhile Balancing Act Chandra Ablaze Creeping Dread Cunning Lethemancer Dark Deal Delirium Skeins Dragon Mage Earsplitting Rats Enemy of Enlightenment Fanatic of the Harrowing Flux Gutmorn, Pactbound Servant Ill-Gotten Gains Incendiary Command Jace's Archivist Kardur's Vicious Return Kefka, Court Mage Largepox (playtest) Liliana of the Veil Liliana, Defiant Necromancer Liliana, Waker of the Dead Magus of the Jar Magus of the Wheel Marsh Crocodile Memory Jar Miasmic Mummy Mindlash Sliver Mindslicer Naktamun Lorespinner Neheb, the Worthy Rankle's Prank Rankle, Master of Pranks Reforge the Soul Rix Maadi, Dungeon Palace Rotting Rats Runehorn Hellkite Seek Bolas's Counsel (playtest) Sensation Gorger Serum Raker Sibsig Icebreakers Sire of Insanity Strategy, Schmategy Strongarm Tactics Stronghold Rats Wheel of Fate Wheel of Fortune Whispering Madness Windfall
Always check resale value on eBay before bidding on a slab, and if in doubt, pass
(2022-02-18) The creature with ninjutsu enters the battlefield attacking the same player or planeswalker that the returned creature was attacking