37 cards where the card is tagged “slith-ability”

Arcbound Slith (Planechase #106)
Ayara's Oathsworn (March of the Machine: The Aftermath #11)
Bloodcrazed Neonate (Innistrad #131)
Bloodmad Vampire (Shadows over Innistrad #146)
Borborygmos (Guildpact #103)
Cazur, Ruthless Stalker (Outlaws of Thunder Junction Commander #188)
Conclave Sledge-Captain (March of the Machine Commander #36)
Curse of Stalked Prey (Innistrad #136)
Drana, Liberator of Malakir (The Lost Caverns of Ixalan Commander #193)
Dreadhorde Butcher (War of the Spark #194)
Erdwal Ripper (Dark Ascension #86)
Exsanguinator Cavalry (March of the Machine Commander #26)
Falkenrath Exterminator (March of the Machine Commander #276)
Falkenrath Marauders (Innistrad #141)
Guild Thief (Adventures in the Forgotten Realms #61)
Havengul Vampire (Conspiracy: Take the Crown #164)
Heirs of Stromkirk (Avacyn Restored #140)
Korvold, Gleeful Glutton (Wilds of Eldraine Commander #26)
Marcus, Mutant Mayor (Fallout #109)
Markov Blademaster (Dark Ascension #96)
Necropolis Regent (Crimson Vow Commander #132)
Power Fist (Fallout #81)
Rakish Heir (Crimson Vow Commander #149)
Shaman of the Great Hunt (Fate Reforged #113)
Skullbriar, the Walking Grave (Double Masters 2022 #277)
Slith Ascendant (Commander Legends #49)
Slith Bloodletter (Mirrodin #77)
Slith Firewalker (Duel Decks Anthology: Jace vs. Chandra #39)
Slith Predator (Mirrodin #129)
Slith Strider (Duel Decks: Venser vs. Koth #9)
Stensia Masquerade (Crimson Vow Commander #150)
Stromkirk Noble (Innistrad #164)
Stromkirk Patrol (Conspiracy: Take the Crown #149)
Szadek, Lord of Secrets (Commander Anthology Volume II #168)
Tempered Sliver (Modern Horizons #183)
Thunderwolf Cavalry (Warhammer 40,000 Commander #16)
Westgate Regent (Adventures in the Forgotten Realms #126)

Though this query has ended, its relics still slumber in New Argive.