Armageddon
A variant of Zoanthids (Zoanthus sp.)

Representative Zoanthidsphoto — a dedicated image of this exact morph isn't available yet.
A dramatic dark morph — typically a purple-mouthed, mottled deep-purple face with a matching skirt. The blue-faced 'Frozen Armageddon' and related variants are sought-after color forms. A collector zoa.
📜 Backstory
Armageddon zoanthids and the Frozen Armageddon variant are sold by Tidal Gardens, Cherry Corals, Whitlyn Aquatics, A to Zoanthid, and others, and are catalogued on reeflex. Lineage is debated within the hobby, but it is a long-running premium named morph.
Keeper tips for this variant
Like most zoas it is hardy and easy; color up best under stable, moderate light and gentle flow. Dip and quarantine before adding, as expensive zoas are worth protecting.