When I discard a card to gain benefits (for example double attack power) do I first have to deduct any possible points that the card that I discarded had?
Yes. As you Discard it, you immediately lose the benefits of the card. Take it to your hand and update your stats. Then when you Discard it to the Graveyard, you gain the benefits.
When a card forces a player to Discard a card (for example a Monster) from the pile, does it have to be the top card?
If the card specifies that it has to be a top card, then yes. Otherwise it can be any card from that pile.
Do I place a card in the Graveyard at the end of the game, when I pick the last card from the Track?
See the following rule(s) to find an answer to this question.
Is there a co-op mode?
The expansions (or deluxe edition) have a Co-op mode that puts you fighting together against a common enemy.
What are the Kingdom Cards that have a different background? What are they used for?
They are randomizer cards, meaning that when you can't decide which decks to use, you can use them to choose for you! Just shuffle 'em up and pick 4.
How does Dracolichs Action work?
Dracolich increases in Health and Attack Strength based on the amount of Undead in the Attacking Player's Monster Trophy Pile.
Do I have to pay Crystals to fight monsters?
Can I use several Rest Actions in a turn?
No. Even if you have more options available in your cards and Village, you can only choose one to perform each turn!
What do the arrows mean in Cards (effects)?
See the following rule(s) to find an answer to this question.
Can a Hero die in the game?
What's the relevance of Wound tokens?
See the following rule(s) to find an answer to this question.
What's double damage?
See the following rule(s) to find an answer to this question.