Frozen Rage
Kostchtchie has Advantage on attack rolls against creatures that damaged him since the end of his last turn.
Kostchtchie 5e reference with CR 25, type, stat block details, token resources, terrain tools, fear hooks, and monster hunt generation.
Kostchtchie is a demon lord of frost and slaughter, a savage abyssal tyrant whose cold brutality and giant-bane ferocity make him a terrifying apex foe.
Quick 5e Answer
Kostchtchie is a CR 25 fiend for D&D 5e. This page includes AC 21, HP 472 (35d10 + 280), a ready stat block, a downloadable PDF, and connected encounter tools.
Original 5e-Compatible Stat Block
Large, Fiend (Demon), Chaotic Evil
This is an original Monster Almanac 5e-compatible stat block, not an official SRD stat block.
Kostchtchie has Advantage on attack rolls against creatures that damaged him since the end of his last turn.
When Kostchtchie scores a critical hit, the target must succeed on a Strength saving throw or fall Prone.
Kostchtchie makes three Icy Warhammer attacks.
Melee Attack Roll: +18, reach 15 ft. Hit: 38 (4d12 + 12) Bludgeoning damage plus 36 (8d8) Cold damage.
Constitution Saving Throw: creatures within 60 feet. Failure: 126 (28d8) Cold damage and the target is Frightened until the end of its next turn. Success: Half damage.
Kostchtchie moves up to half his Speed toward a hostile creature.
Base + optional customizer
Base + optional customizer
Base + optional customizer
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Kostchtchie 5e reference: CR 25 fiend, AC 21, HP 472 (35d10 + 280), PDF sheet, token, portrait, terrain, fear hooks, and hunt tools for Abyss, Extraplanar,β¦ This page is part of the complete Monster Almanac stat block library. It includes a original 5e-compatible stat block with a downloadable PDF sheet, plus connected prep tools. Use this Monster Almanac page to move from search result to table prep: read the quick 5e reference, open the stat block, download the PDF when available, generate a token or portrait prompt, build matching terrain, create a monster-bound fear hook, and turn Kostchtchie into a focused hunt.
Kostchtchie can be used in Abyss, Extraplanar, Arctic when you want a CR 25 fiend that helps shape combat pressure, exploration tension, or narrative danger.
Kostchtchie is especially strong as a centerpiece threat, boss fight, regional terror, or memorable capstone encounter.
The attached original 5e-compatible stat block gives you a table-ready rules reference, and the PDF button keeps the sheet easy to print or save before the session.
This makes Kostchtchie useful not only as a monster reference, but also as a scene-shaping piece for travel danger, dungeon pressure, wilderness discovery, or a stronger narrative threat.
Kostchtchie is listed in Monster Almanac as a CR 25 fiend.
Kostchtchie is listed as a fiend.
Yes. This page includes a original 5e-compatible stat block and a downloadable PDF sheet.
Yes. This page links to Kostchtchie token, portrait, chatbot, terrain, fear hook, and monster hunt tools for fast D&D prep.
After choosing Kostchtchie, the next step is usually to connect the monster with a place, an encounter shape, a supporting cast, or a character who fears it. Use the tools below to keep building without leaving the Monster Almanac workflow.