Click the decks button, click on cards and drag them to the deck list on the right to build a deck. No more than 3 cards of each kind.
Click play, enter your alias, and click play again. Wait for an opponent.
In game drag from your cards to the board within 3 units of your Mage General to summon them.
Click on a unit and drag to another square to move it, or to an enemy unit to attack it.
Units can attack once, but cannot attack or move in the turn they are summoned.
Click on a spell card, drag to a friendly spellcaster, then to a valid target to release it.
Card/unit stats. Blue=mana cost. Grey= movement. Green= health. Red= attack damage. Orange= attack range.
Cards can only be cast if you have enough mana.
After 10 turns you begin generating exhaust which hurts your mage general at the end of the turn.
Kill the enemy mage general to win.