MetalGreymon (Vaccine)

Overview

MetalGreymon retains a large dinosaur body while replacing parts of it with machinery, including a powerful metal arm and weapons housed in its chest. Bandai classifies this orange form as an Ultimate-level Vaccine Cyborg. The combined organic and mechanical appearance marks a substantial transformation from Greymon rather than a simple increase in body size.

In Digimon Adventure, Tai's partner reaches this form through a particular emotional and narrative progression. The reference catalogue also distinguishes it from the blue Virus-associated MetalGreymon, whose history of modification differs. Neither description establishes an obligatory evolution route for every game. Its arm and missile attacks support a creature profile with its own anatomy and combat role, while later modes and X-Antibody designs remain separate treatments rather than additional abilities automatically possessed by this form.

First appearances & development

This profile covers a recurring design across the selected anime and Bandai's reference catalogue. The exact first toy, card or game appearance has not been exhaustively audited, so no invented debut date is supplied. Individual television partners or antagonists remain distinct from the general form, and Japanese and English terminology can differ.

Canon & continuity

Bandai's exact species page supplies classification, anatomy and named abilities. The selected anime bibliography identifies particular narrative treatments, which need not reproduce every reference-book claim or share one evolution route. English reference pages carry a machine-translation caveat; names and techniques may differ from licensed dubs. No artwork or extended official prose is reproduced.

Selected bibliography

Documented works and useful reading. This is not a list of every appearance.

1. 01

   Digimon Adventure

   Toei Animation; Akiyoshi Hongo, franchise credit · 1999

   Original television continuity, named partners and their transformations.

2. 02

   Digimon Adventure:

   Toei Animation; Akiyoshi Hongo, franchise credit · 2020

   Reboot television continuity; recurring forms do not imply identical events.

3. 03

   Digimon Encyclopedia / Digimon Reference Book: MetalGreymon (Vaccine)

   Bandai

   Evolving official species reference; exact initial publication date not asserted.

Family, evolution & connections

References

Sources supporting this profile. Linked pages have their own scope and editorial standards.

1. OfficialBandai — Digimon Encyclopedia: MetalGreymon (Vaccine)Research access: 2026-10-05

Image credits

A sourced illustration has not yet been added. This gap is included in the coverage record.