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$4.99
$9.99−50%
Impact-Site-Verification: 891c0d90-4af5-44ea-80c8-96263e125c1a
The Calamity Mod is a large content mod for Terraria which adds many hours of endgame content and dozens of enemies and bosses dispersed throughout the vanilla game's progression. The Calamity Mod also features several harder difficulty modes, five new biomes and new structures, a new class, more than thirty new songs, over fifty recipes for previously uncraftable vanilla items and other assorted changes to vanilla gameplay.
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KeyRadar verdict
Signals look good. This is a solid moment to pick it up.
Confidence
95%
Updated 33m ago • We refresh this every hour from live price, player and review data.
Most PC keys listed here activate on Steam. Before buying, check each store's supported region and platform — region-locked or non-Steam keys are flagged where known. KeyRadar shows verified and official stores by default; marketplace sellers carry more risk around region and key source.
The lowest live price KeyRadar tracks is $4.99 at GOG.com. We rank every store by price and trust, and always show the cheapest option next to the safest recommended one.
The lowest price we've recorded is $4.99 all-time, and $4.99 in the last 30 days. Today's deal matches that all-time low.
KeyRadar's verdict is Buy now — the current deal is strong relative to its price history.
KeyRadar links to verified and official PC stores by default and flags riskier marketplace sellers separately. Always check a store's region and DRM — most keys here activate on Steam — before you buy.
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