当初とすげ替わった目的、アイズ・ヴァレンシュタインさんのことも含めて。
I'm not sure what the て-form does in this sentence.
Could it be short for ている?
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Sign up to join this communityIt's hard to say something definitive without more context, but it's probably either one of the followings:
No, it can't be short for ている. ヴァレンシュタインさんのことも含めて means "including things about Wallenstein"