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It's unclear if this can be used commercially in games and other projects.

(+1)

Thanks for spotting that I shall update the the bundle with the license on the next update - in the mean time here is the license for this pack

License Things you can do -

This license grants you, the purchaser, an ongoing, non-exclusive commercial, worldwide license to make use of the Item (game asset) you have selected to make games, or interactive content. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission. The project assets are as is and makes no warranties about the work, and disclaims liability for all uses of the work, to the fullest extent permitted by applicable law.

Things you can’t do -

You can’t re-distribute the Item as a game asset, as stock, in a tool or template, or with source files. You can’t do this with an Item either on its own or bundled with other items (such as an asset pack , or collection of item), and even if you modify the Item. You can’t re-distribute the Item as-is or with superficial modifications. These things are not allowed even if the re-distribution is for free.