To summarize, the aether is necessary to invoke aetheric cores. In this core, the same aether can be stored to summon creatures "known" by the core who are bound to it. Does this explanation help you? Don't worry if the system is a bit ambiguous, it is on purpose ;)
Hello, thank you for your comments and power stones ! I think the next chapter will provide you some explanations ;)
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Aetheral Legion
Fantasy · ExquisitePlatypus