Battle.net outlines the Diablo III-themed content that will added to Heroes of the Storm over the course of the Eternal Conflict update for the MOBA, which could have prevented a lot of frame-by-frame analysis of the recent trailer for the MOBA expansion. This video shows off the new heroes, skins, and mounts they are adding, and here's the accompanying explanation:

The High Heavens and the Burning Hells are being pulled into the Nexus with our upcoming Eternal Conflict update, and we’d like to give you a sneak peek at a ton of new content that we’ll be adding to Heroes of the Storm over the weeks to come. Fire up the video below to take a closer look at some of the new Heroes, Skins, Skin Variations, and Mounts that will invade Heroes throughout the impending Eternal Conflict:

• The Butcher
  • Master Butcher Skin
    Iron Butcher Skin
• Leoric
  • Master Leoric Skin
  • Vrykul Leoric Skin
• Archangel Diablo Skin & Themed Abilities
• Novazon Nova Skin & Themed Abilities
• Tyrael’s Charger Mount
• Butcher's Battle Beast