Dermotaxi Dermotaxi is both graveyard hate and graveyard recursion, if you squint hard enough
The presence of basic land types also works well with cards that care about specific land types, like cards that say search your library for a Forest. Triomes are some of the most flexible tri lands Wizards has created
You've also got ninjutsu, which lets you swap an unblocked creature with a ninja for a cost, and can be a lot of fun to play with, but mostly in casual formats
Armades specializes in disarming wards and making unstoppable pinpoint strikes

Agent of the Shadow Thieves Altar of Shadows Archpriest of Shadows Armor of Shadows Ashcoat of the Shadow Swarm Ashcoat of the Shadow Swarm Author of Shadows Circle of Protection: Shadow City of Shadows Dakkon, Shadow Slayer Dance of Shadows Davriel's Shadowfugue Davriel, Rogue Shadowmage Death's Shadow Devour in Shadow Dokuchi Shadow-Walker Dovin's Veto Dragon Shadow Duskmantle, House of Shadow Elves of Deep Shadow Embrose, Dean of Shadow Eventide's Shadow Falthis, Shadowcat Familiar Feral Shadow Fiend of the Shadows Flameshadow Conjuring Foreshadow Gix, Yawgmoth Praetor Grasping Shadows Horrid Shadowspinner Interceptor, Shadow's Hound Kagha, Shadow Archdruid Kaito, Dancing Shadow Kami of Restless Shadows Kiku's Shadow Knight of Dusk's Shadow Mardu Shadowspear Maze of Shadows Misery's Shadow Moonshadow Nether Shadow Nezumi Shadow-Watcher Nissa of Shadowed Boughs Oko, Shadowmoor Scion Perilous Shadow Reach of Shadows Ronin, Shadow Stalker Shadow Alley Denizen Shadow Glider Shadow Guildmage Shadow Kin Shadow Lance Shadow Prophecy Shadow Puppeteers Shadow Rider Shadow Rift Shadow Slice Shadow Sliver Shadow Stinger Shadow Summoning Shadow Urchin Shadow in the Warp Shadow of Doubt Shadow of Mortality Shadow of the Enemy Shadow of the Goblin Shadow of the Grave Shadow of the Second Sun Shadow, Mysterious Assassin Shadow-Rite Priest Shadowbane Shadowbeast Sighting

They look so unlike anything Pokmon has ever done with its TCG, and I genuinely believe theyre a massive step in the right direction when it comes to rejuvenating the somewhat stale basic card design