Teknosam 2 0 Serious Sam: 20

At the core of KV-20, a giant hologram of Mental laughed. “Twenty years, Stone. You’re not even human anymore.”

It sounds like you’re referencing a few different elements: (a nickname for Serious Sam modder or speedrunner?), “2 0” (maybe version 2.0 or a score), “Serious Sam” (the classic FPS series), and “20” (possibly 20th anniversary or level 20). teknosam 2 0 serious sam 20

Sam was older now, slower — his boots scuffed, his double-barrel shotgun still loyal but creaking. Mental hadn’t rested. New legions poured from black rifts: techno-organic horrors with plasma cannons for eyes. At the core of KV-20, a giant hologram of Mental laughed