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Hearthstone's Cataclysm Expansion Launches March 17, 2026!

2/9/2026

Summary

Story summary

Hearthstone's Cataclysm expansion launches March 17, 2026, reimagining a pivotal World of Warcraft moment with Deathwing and introducing new mechanics and community events.
Players will face Deathwing and his lieutenants with new cards, including colossal minions and the Herald and Shatter keywords.
A trial of cards from previous expansions becomes accessible on March 10, preceding the release.
Blizzard Entertainment teased a BlizzCon 2026 announcement, but noted it will not be a sequel.

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Story summary

Hearthstone's Cataclysm expansion launches March 17, 2026, reimagining a pivotal World of Warcraft moment with Deathwing and introducing new mechanics and community events.
Players will face Deathwing and his lieutenants with new cards, including colossal minions and the Herald and Shatter keywords.
A trial of cards from previous expansions becomes accessible on March 10, preceding the release.
Blizzard Entertainment teased a BlizzCon 2026 announcement, but noted it will not be a sequel.