Terminology

Terminology
Deck - the pre-determined set of 50 cards that begin in the deck zone.

Side deck - the pre-determined set of 15 cards that can be used to alter the contents of the deck for games 2 and 3.

Hand - the cards in the players hand are readily accessible for use.

Soul slots - the resource that can be used to play cards from your hand.

Graveyard - where cards are sent if they are discarded, destroyed, or countered.

Deity - a card that is not in the deck, it begins the game in the Deity zone. If the Deity gets to 0 HP, you lose.

Entity - a card that is played from the hand, and is used to attack your opponent in order to deal damage. They are slow-play cards.

Host - a card that is played from the hand. Quick-play card.

Sacrifice - a card that is played by destroying your own Entities equal to the cost.

Lingering - a subtype of host.

Attachment - a subtype of host, they are attached to a target Entity when they enter a soul slot. If the Entity leaves its soul slots, the attachment is also removed.

Mulligan - after drawing your initial hand, you have the option to shuffle those cards back into your deck and draw that many cards.

Resolve - once a card is played, and its effects are finished, it is said to have resolved.

Loyalty - the number on Deity cards which determine how many cards of the same faction you must play in the deck.