Step 1: Go to
https://eu.alienwarearena.com/giveaways/heroes-of-newerth-200-silver-coin-key-giveaway
Step 2: Make a new account
Step 3: Click on
Get the key
Step 4: Go to
http://www.heroesofnewerth.com/login
Step 5: Enter your key and the 200 Silver Coins will be added to your account.