It's not a bug here, but it can be optimized

[Coder-Li]

https://github.com/Praytic/youtd2/blob/5f8beed8c828240b107bf1b7f661ce1cafc74d3a/src/creeps/wave.gd#L336

look at 383 line https://github.com/Praytic/youtd2/blob/5f8beed8c828240b107bf1b7f661ce1cafc74d3a/src/creeps/wave.gd#L383

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By the way

I don't really understand creep_size naming that. I think it's kind of like creep_category. creep_category -> creep_race

(sorry, my English is poor)