Aug 20, 2020 · It's very rng. You can play with artifact of sacrifice to boost chances of it spawning, that's how I did it at least.
People also ask
How to get the TC-280?
What is a TC-280 Prototype in Risk of Rain 2?
Where big drone risk of rain 2?
$37 to $330
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tc-280 :: Risk of Rain 2 General Discussions - Steam Community
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Aug 28, 2021 · Artifact of command removes scappers, cleansing pools, 3D printers, and multishops. Artifact of sacrifice removes RANDOM chests, large chests, ...
Aug 13, 2020 · The TC-280 Prototype is one of the rarest drones in Risk of Rain 2. If you're trying to find one, here's the location to check.