Hearthstone opening 3 packs

Hearthstone is Free to play: http://eu.battle.net/hearthstone/ Goblins vs Gnomes: 00:30 Goblin Blastmage (Rare) (Mage) Piloted Shredder (Common) (All Classes) Antique Healbot (Common) (All Classes) Cogmaster (Common) (All Classes) Floating Watcher (Common) (Warlock) 00:46 Imp-losion (Common) (Warlock) Siltfin Spiritwalker (Epic) (Shaman) Cogmaster (Common) (All Classes) Puddlestomper (Common) (All Classes) Ogre Brute (Common) (All Classes) 00:58 Mechwarper (Common) (All Classes) Druid of the Fang (Common) (Shaman) Clockwork Gnome (Common) (All Classes) Target Dummy (Rare) (All Classes) Scarlet Purifier (Rare) (Paladin) Pls give me tipps to prove something