Why Can I Only Make the Thermoknife in Subnautica?

Best Answer

You need a special ingredient called Polyaniline to upgrade to the ThermoBlade. Check those deep reefs and lost river areas!

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More Answers

CorrectingGait·3 months ago

It's all about that Polyaniline! Once you get it, upgrade at the Modification Station.

ImplementingPons·3 months ago

You probably don't have the Polyaniline yet. Go explore deeper biomes for the required materials.

SingingRidge·3 months ago

Just get Polyaniline and use a Modification Station. If you already have them, then it's a bug!

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