Welcome to Mystery Knives

Preview text: You are now an official member.

Wednesday, Oct 14, 2026 at 3:07 PM EasternKlaviyo

Mystery Knives BoxWelcome to Mystery Knives

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Welcome to Mystery Knives - email from Mystery Knives Box

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Subject: Welcome to Mystery Knives
Preview text: You are now an official member.
From: hello@mysteryknivesbox.com
Brand: Mystery Knives Box
ESP: Klaviyo
Sent: Wed Oct 14, 2026, 3:07 PM ET
Sent to: mysterykatana.com, mysterykatanas.com
Size: 66 KB
Images: 16
Links: 28, 15 of them buttons
Subject length: 25 characters

Against Mystery Knives Box's usual

Sent in the 3 PM hour, which holds 6% of its emails; 10% arrive in the 12 AM hour. The subject is 25 characters; its average is 22.

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

From: Mystery Knives Box <[email protected]>
Reply-To: [email protected]
Subject: Welcome to Mystery Knives
Date: Wed, 14 Oct 2026 19:07:29 +0000
Message-ID domain: klaviyomail.com
Return-Path domain: k3.send.mysteryknivesbox.com
DKIM signature: d=shared.klaviyomail.com s=def1; d=send.mysteryknivesbox.com s=mtd1
List-Unsubscribe: Present, one-click

Servers it passed through, newest first

from (unnamed) by kmta-mta-blue-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

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Sent just before and after

	Oct 15, 2026 11:28 AM	We Probably Shouldn't Have Gone This Low...
	Oct 15, 2026 12:18 AM	UNLOCK YOUR MYSTERY DISCOUNT!
	Oct 14, 2026 11:37 PM	🎃 DO YOU DARE OPEN IT?
	Oct 14, 2026 3:07 PM	Welcome to Mystery Knives (this email)
	Oct 14, 2026 12:31 PM	We might’ve gotten a little carried away.
	Oct 13, 2026 1:38 PM	⚠️ A Formal Complaint Has Been Filed Against You
	Oct 13, 2026 12:16 AM	Welcome to Mystery Knives