Captain America- The First Avenger is a free online slot game with a metallic feel. The setup comprises of 5 reels and 20 bet lines. There are six higher value symbols including Super Soldier dog tags, skull adorned with Nazi badge, etc. Captain America and red skull are wild icons and the shield acts as scatter.
In order to trigger the bonus feature of this slot machine, you are required to land Captain America icon on reel 1, Free Games symbol on reel 3 and Red Skull on reel 5. You will receive 4 free games. You will be taken to a new screen displaying 9 shields from which you have to keep picking power-ups till you hit “collect” button. During this stage, you can win additional free spins, expanding wilds and multipliers with which the four spins will become lucrative.