Shadowverse is a free-to-play strategic CCG developed and published by Cygamesm the creators of Rage of Bahamut and Granblu Fantasy. Available on Steam, iOS and Android, Shadowverse features over 400 cards from which to build customized decks. The game offers single and multiplayer content with tactical gameplay. There are three kinds of cards, followers, spells, and amulets. Followers are the most active in battle, while spells offer an effect that activates once, and amulet cards support you in battle.