The goal is to bring all opponents to 0 lifepoints, then u win the game.

The player who starts first draw 3 cards (just in his first turn), all other players draw 5 cards.

You can play as many cards from your hand as u wish in your turn.
All cards that u dindt played in your turn are discarded at the end of your turn.
Draw 5 cards at the last action of your turn.

If your deck is empty shuffle ur discard pile as your new deck.
If you has just 3 cards left in your deck to draw at the end of your turn, draw 'em, then shuffle your discard pile to your deck and draw the last 2 cards, always up to 5.

With energy you can buy cards from the trade line.
If you buy a card from the trade line instantly refill the trade line.
Cards you buy instantly goes into your discard pile (not into your hand or into play!).
With damage you can attack other players.
With healing you can heal you lifepoints (max. 50)

Here a few pictures for more explanation:

http://cloud-3.steamusercontent.com/ugc/928176265368809776/ED4D6D740E245777CBDB5CD393E23F0D2603521E/
http://cloud-3.steamusercontent.com/ugc/928176265368816255/F3A8F3002C307D861206EDA5DF2EAA6580FB9D22/
http://cloud-3.steamusercontent.com/ugc/928176265368817052/F65B7C8980F6EA8BD4C365224D3AB00813CBFA29/