Hero Siege will allow cross-play between 7 platforms

Hero Siege
Release Date: Jan 29, 2014
Crossplay platforms:
Hero Siege will support cross-play across multiple platforms. It will be possible to play together with your friends on Windows PC, Playstation 4, Nintendo Switch, Android, iOS, Linux and Mac. Be aware that Hero Siege has mutually exclusive combinations. That means not all listed platforms are able to crossplay with each other. Check out all possible combinations in the sidebar. Please check out all the details on the game's official website!
Summary:
Hero Siege is a Hack 'n' Slash game with roguelike- & RPG elements. Annihilate hordes of enemies, grow your talent tree, grind better loot and explore up to 6 Acts enhanced with beautiful Pixel Art graphics! This game offers countless hours of gameplay and up to 4 player online multiplayer!
In the depths of Tarethiel a group of monks united the four pieces of the brimstone talisman, waking up the slendering demons below... The Act was fortold in the Ancient Book of Revelations and that Satan would raise from Hell to rule the earth... Someone needs to stop him or else the mankind will soon face extinction!

Screenshots:
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Supported game modes:
  • Single player
  • Multiplayer
  • Co-operative
  • Massively Multiplayer Online (MMO)
Supported player perspectives:
  • Bird view