52 cards where the cards aren’t reprints and the card types include “ooze”

Acidic Slime (Magic 2010 #165)
Scavenging Ooze (Commander 2011 #170)
Necrotic Ooze (Scars of Mirrodin #72)
Green Slime (Commander Legends: Battle for Baldur's Gate #680)
Uchuulon (Commander Legends: Battle for Baldur's Gate #673)
Ochre Jelly (Adventures in the Forgotten Realms #196)
Oran-Rief Ooze (Zendikar Rising #198)
Biowaste Blob (Commander Legends #219)
Predator Ooze (Dark Ascension #124)
Aeve, Progenitor Ooze (Modern Horizons 2 #148)
The Mimeoplasm (Commander 2011 #210)
Mitotic Slime (Magic 2011 #185)
Prime Speaker Vannifar (Ravnica Allegiance #195)
Biogenic Ooze (Ravnica Allegiance #122)
Slurrk, All-Ingesting (Commander Legends #256)
Slogurk, the Overslime (Innistrad: Midnight Hunt #242)
Felix Five-Boots (Outlaws of Thunder Junction Commander #6)
Experiment One (Gatecrash #119)
Printlifter Ooze (Murders at Karlov Manor Commander #40)
Ravenous Slime (Commander 2018 #34)
Vannifar, Evolved Enigma (Murders at Karlov Manor #241)
Umori, the Collector (Ikoria: Lair of Behemoths #231)
Experiment Kraj (Dissension #110)
Consuming Blob (Innistrad: Midnight Hunt #177)
Necroplasm (Ravnica: City of Guilds #98)
Splitting Slime (Conspiracy: Take the Crown #72)
Inexorable Blob (Shadows over Innistrad #212)
Gelatinous Cube (Adventures in the Forgotten Realms #105)
Manaplasm (Shards of Alara #138)
Corrosive Ooze (Dominaria #158)
Ancient Ooze (Scourge #112)
Temperamental Oozewagg (Modern Horizons 3 #172)
Chaotic Goo (Tempest #168)
Gluttonous Slime (Conflux #83)
Invasion of Muraganda // Primordial Plasm (March of the Machine #192)
Invasion of Muraganda // Primordial Plasm (March of the Machine #192)
Gobbling Ooze (Return to Ravnica #126)
Consumptive Goo (Scourge #62)
Bloodhall Ooze (Conflux #59)
Expanding Ooze (Modern Horizons 3 #184)
Mephitic Ooze (Darksteel #47)
Bioplasm (Guildpact #81)
Mwonvuli Ooze (Weatherlight #135)
Primordial Ooze (Legends #160)
It Came from Planet Glurg (Unfinity #169)
Earthen Goo (Coldsnap #80)
A-Ochre Jelly (Adventures in the Forgotten Realms #A-196)
A-Oran-Rief Ooze (Zendikar Rising #A-198)
Hanweir, the Writhing Township (Eldritch Moon #130b)
Mephidross Slime (Alchemy: Phyrexia #25)
Predatory Sludge (Alchemy: Innistrad #30)
S.N.O.T. (Unhinged #111)
Vile Bile (Unhinged #65)

This search is finished. Now the real work can begin.