2 ideas: 'what if' questions in "A Dog and Pony Show" and human turns into skaven

this is a 'what if' questions in "A Dog and Pony Show"

what happens if... spike ran after rarity in the cave, got his ass handed to him (and almost got killed), but he found a...mask in the cave.

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humanized Equestria

and the main character it's human turns into a skaven