The racing games Drift Mania: Street Outlaws and Drift Mania Championship 2 are both currently offering 50% back in Amazon Coins. When apps and games come with an Amazon Coin reward, very few offer more than 30% back. This above average coin reward brings Drift Mania 1 down from $0.99 to $0.49 and Drift Mania 2 down from $1.99 to $0.99. Both games work with either the Fire TV or Fire TV Stick.