48 cards where (the card types include “golem”) and it’s legal in Pauper and the card is the first printing and the colors ≤ UW

Clay Revenant (The Brothers' War #118)
Gingerbrute (Throne of Eldraine #219)
Keeper of the Lens (Dragons of Tarkir #240)
Lightning-Core Excavator (Jumpstart #32)
Oteclan Landmark // Oteclan Levitator (The Lost Caverns of Ixalan #29)
Oteclan Landmark // Oteclan Levitator (The Lost Caverns of Ixalan #29)
Campus Guide (Strixhaven: School of Mages #252)
Dune Mover (Phyrexia: All Will Be One #226)
Gravestone Strider (Murders at Karlov Manor #252)
Inverted Iceberg // Iceberg Titan (The Lost Caverns of Ixalan #60)
Inverted Iceberg // Iceberg Titan (The Lost Caverns of Ixalan #60)
Prismite (War of the Spark #242)
Battered Golem (Fifth Dawn #106)
Custodian of the Trove (Dragons of Tarkir #236)
Guardians of Meletis (Theros #217)
Henge Walker (Throne of Eldraine #221)
Howling Golem (Dominaria #218)
Iron Bully (War of the Spark #240)
Tormod's Cryptkeeper (Modern Horizons 2 #239)
Ancestral Statue (Dragons of Tarkir #234)
Bottle Golems (Modern Horizons 2 #222)
Clay Statue (Antiquities #44)
Cobalt Golem (Mirrodin #157)
Disruptor Wanderglyph (The Lost Caverns of Ixalan #253)
Forgotten Sentinel (Core Set 2021 #231)
Gilded Sentinel (Ixalan #239)
Hematite Golem (Mirrodin #185)
Shield-Wall Sentinel (Dominaria United #238)
Arcbound Bruiser (Darksteel #94)
Coal Golem (The Dark #99)
Dross Golem (Darksteel #119)
Glassdust Hulk (Alara Reborn #7)
Pewter Golem (Mirrodin #227)
Saberclaw Golem (Scars of Mirrodin #200)
Stone Golem (Magic 2011 #215)
Titanium Golem (Mirrodin #263)
Arcbound Wanderer (Fifth Dawn #103)
Malachite Golem (Mirrodin #202)
Obsianus Golem (Limited Edition Alpha #267)
Oxidda Golem (Darksteel #135)
Pardic Wanderer (Dominaria #226)
Phyrexian Hulk (Tempest #302)
Razor Golem (Darksteel #137)
Spire Golem (Darksteel #145)
Will-Forged Golem (Magic 2015 #239)
Boulderbranch Golem (The Brothers' War #197)
Hexplate Golem (Mirrodin Besieged #109)
Sea Gate Colossus (Zendikar Rising #251)
Tangle Golem (Darksteel #151)
Maelstrom Colossus (Commander Legends #322)

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