The bug triggered when a player with a high Game Stage (over 180) entered a city biome during a Blood Moon while a and a "Screamer Horde" overlapped. The game’s spawning algorithm would attempt to apply the "Titan" tag—reserved for dire wolves and mutant bears—to the "Infernal Hound."
: This is mandatory. Without it, their high health regeneration can outpace your damage, especially with lower-tier firearms. 7 days to die titan infernal hound patched
Alpha 21.1 (b30) + subsequent hotfixes Subject: “Titan Infernal Hound” – Community-named special zombie bear/dog hybrid (often from modded or high-wilderness spawns) Patch Status: Addressed / Retuned as of official A21.1 The bug triggered when a player with a
Summary
Players nicknamed it the "Titan Infernal Hound" because it was untamable, unkillable in melee, and punished you for killing it at range by destroying your own base. Alpha 21
: They deal massive damage to blocks rather than just entities, making them the greatest threat to base stability. V2.6 Patch Enhancements
Enemies now play an alert sound when fleeing, making them harder to lose in combat. V2.6 Stable Patch Notes