SCP-173 addon - ModDB

Play as SCP-173, an Euclid concrete-creature on Sven Co-op.

MMD] SCP-173 Download by kingchaos622 on DeviantArt

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1.2.3] SCP Containment Breach 087-B Mod v1.0.2 - Undertow Games Forum

Steam Workshop::[SCP] Enhanced SCP-173

173 Head Turning Mechanic image - Playable SCP-173 Mod for SCP - Containment Breach - ModDB

SCP Foundation Add-on V3 (The New Beginning) (1.13+)

Steam Workshop::Working SCP 173 from Gmod Toybox

10 Really Disturbing Video Game Mods That Still Make Us Uncomfortable

Realistic* SCP-173 image - SCP - Containment Breach Old Mods Archive for SCP - Containment Breach - ModDB

SCP - Containment Breach v0.7.3 file - IndieDB

New Mutants CoC

SCP Foundation Add-on V3 (The New Beginning) (1.13+)

Steam Workshop::[D-SCP] SCP-173