The Elder Scrolls: Blades allows cross-play between 3 platforms

Supported crossplay platforms
Release Date: Mar 28, 2019
Official Website: Link
Summary:
Take the Elder Scrolls anywhere you go with The Elder Scrolls: Blades. Revealed during the 2018 Bethesda E3 Showcase, Blades is an all-new Elder Scrolls game from Bethesda Game Studios. Launching in winter 2019, Blades will be free-to-play on iPhone, iPad and Android devices.
Genres and Themes: Role-playing (RPG) Action Fantasy
Supported crossplay platforms:
The Elder Scrolls: Blades is supporting cross-play across multiple platforms. Currently it is possible to play together with your friends on Nintendo Switch, Android and iOS.
Supported game modes:
  • Single player
Supported player perspectives:
  • First person
  • Virtual Reality