Inbox Monster, Mascot worldbuilding for the experts in email
Client Background:
Inbox Monster is a US-based platform built for high-performance email marketing teams. With a highly technical product offering, the company needed a brand that would not only communicate expertise but also build trust and emotional relevance – all while standing out in a notoriously dry B2B landscape.
Approach & Creative Concept:
Verve transformed Inbox Monster’s existing character, Monstie, into the beating heart of a full brand universe. Rooted in strategy, playfulness and emotional stickiness, this rebrand repositions the company as a trusted companion in the complex world of email delivery.
Scheduling emails to tens of thousands of customers is enough to give anyone the “sending scaries”, as our strategy team labelled the stress-inducing phenomenon. Verve’s messaging framework positions Monstie as every email marketer’s emotional support monster, ensuring they feel confident when they smash that send button.
Design & Technical Execution
We designed a custom typeface, Monstie Sans, incorporating playful details like horns and tufts of hair directly into the letterforms. The brand system includes UX design enriched with character-based animations, multiple mascot variants, and light-hearted micro-interactions.
The visual ecosystem is supported by original photography, 3D character design, and even hand-stitched Monstie accessories. Through strong tone-of-voice guidelines, motion assets, and consistent visual storytelling, the brand now communicates clarity and joy – and builds lasting relationships with a dedicated community of email marketers.
Project Collaborations:
• Icon design by Patswerk
• 3D motion by Matthew Gilbert
• Typeface designed with Blast Foundary
• Case study photography by Mark David Weverling







CREDIT
- Agency/Creative: Verve
- Article Title: Verve Creates a Distinctive Mascot System That Humanizes the Inbox Monster Experience
- Organisation/Entity: Agency
- Project Type: Identity
- Project Status: Published
- Agency/Creative Country: Netherlands
- Agency/Creative City: Amsterdam
- Market Region: Global
- Project Deliverables: 3D Motion, Animation, Brand Guidelines, Brand Identity, Brand Redesign, Brand Strategy, Brand World, Character Design, Copywriting, Icon Design, Illustration, Rebranding, Type Design, Typography, User Experience
- Industry: Technology
- Keywords: Mascot Design, B2B Tech Rebrand, Custom Typeface, Playful Brand Design,
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Credits:
Creative Director, Inbox Monster Project Lead: Walewijn Den Boer