Game Systems are the various supporting mechanisms surrounding the game that influence your experience with it, but have nothing to do with the actual gameplay of your matches. For the systems surrounding the gameplay, visit the Mechanics page.
List of Systems
Game modes are different sets of rules that determine how exactly a game of artifact will be played. It includes a Tutorial, as well as other rulesets. For more information, visit the How to play Artifact Page.
The Deckbuilder allows you to come up with your own decks for all of the "constructed" gamemodes. You choose from Basic cards and other cards in your collection to complete a full deck of your choosing.
The Artifact Store Is the in-game microtransaction system that allows you to buy additional packs. In the future cosmetic items may be made available as well.
System requirements and Game settings
Game settings is a comprehensive list of what your device needs to run Artifact, as well as the list explaining all the default key bindings and in-game settings.
Replays were confirmed before release, but as of January 2019 are not included in the client.
Spectator Mode, like Replays, were available in the game since beta, but also like Replays as of January 2019 are not included in the client.