LAST CHANCE!

Preview text: Lights out at 11:59 PM PST. Plus code HALLOWEEN for 13% off.

Saturday, Oct 31, 2026 at 8:59 PM EasternKlaviyo

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Using this email in an article? Credit: Mystery Knives Box email via They Sent It, with a link to this page. Full-size image

Subject: LAST CHANCE!
Preview text: Lights out at 11:59 PM PST. Plus code HALLOWEEN for 13% off.
From: team@mysteryknivesbox.com
Brand: Mystery Knives Box
ESP: Klaviyo
Sent: Sat Oct 31, 2026, 8:59 PM ET
Sent to: knivesmysterybox.com, mysterykatana.com, mysterykatanas.com, mysteryknife.com, mysteryknives.com
Size: 21 KB
Images: 5
Links: 5, 3 of them buttons
Subject length: 12 characters

Against Mystery Knives Box's usual

Sent in the 8 PM hour, which holds 10% of its emails; 10% arrive in the 12 AM hour. The subject is 12 characters; its average is 22.

Email headers

What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.

Other sending headers (names only): X-Mailgun-Sid, X-Mailgun-Tag, X-Mailgun-Rewrite-Sender-Header, X-Mailgun-Suppressions-Bypass

	Nov 1, 2026 10:12 PM	Sunday night plans?
	Nov 1, 2026 12:44 PM	ONLY 35 LEFT!
	Nov 1, 2026 12:40 AM	DON'T MISS IT!
	Oct 31, 2026 8:59 PM	LAST CHANCE! (this email)
	Oct 31, 2026 1:04 PM	BOO! 👻
	Oct 31, 2026 6:07 AM	You left something on the bench
	Oct 30, 2026 8:08 PM	YOUR EX IS CALLING 📱