Soul Dew
Hoof Boi
Snips and Snails. They’re just displayed in the show to be really just too stupid for the rest of the show’s characters.
He was only able to nearly thwart Twilight because she was told she had to do it alone. If Celestia hadn’t filled her with that idea, she could have had a bunch of NPCs distract the crystal ponies while she and her friends searched the tower in force. Not to mention if they had just brought the Elements of Harmony in the first place, dealing with him would likely have taken 5 seconds upon arrival.
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