Historical clue formulations

• Storied graverobber — 2026-06-24
• "I can thrill you more than any ___ could ever dare try" ("Thriller" lyric) — 2021-12-26
• Evil spirit — 2020-06-20
• Halloween spirit — 2015-02-20
• One present in spirit? — 2012-12-22
• Halloween figure — 2012-07-10
• Halloween costume — 2004-11-18
• Grave plunderer — 2004-08-22