Ordinary AND high-quality? Those two adjectives don't really match...and just keep in mind that a light sword would be useless against armor, unless she targets joints and such. How strong are those Marchen things? And where exactly do they spawn? Cause it sounds like they spawn out of her sight...which would be odd, cause then you'll have a whoel bunch of people would be spotting weird-ass monsters. For her strength, is that above human level for a child her age? Or just above human level in general? How far does her regeneration go? Does she just recover from injuries faster? Or can she regrow organs? For Hansel and Gretel, note that all the theoretical knowledge will apply to that person specifically, so she still needs to modify such knowledge for the usage of herself, even before practicing it.

Taking out 1-3 mooks is actually already really pro. Just saying. Cause come on, she's a kid, and she's able to beat up soldiers, so...