6. Get Familiar With Those Paid Powerup’s and Boosters
Modojo.com also posted up a list of all the special items that must be bought with real world currency:
– To unlock achievements or buy certain abilities, you’ll need coins, which you either earn in-game or pay for with real cash. Coins vary from $0.99 for 25,000 to $24.99 for five million. A coin doubler can also be unlocked for $4.99.
– Rez hearts can also be purchased. These allow you to continue your run after Max is killed. You can buy five for $0.99, or up to 1,000 for $24.99.
Head to the next page to learn about the Score Doubler!