It would have also been nice to have tower upgrades off the bat. (mashthosebuttons.com)
I suspect this may be a hangover from the mobile version, which offers players the opportunity to purchase tower upgrades via micro transactions - after failing a level four or five times it becomes very tempting to drop some cash to aid your progression. (darkstation.com)
I suspect this may be a hangover from the mobile version, which offers players the opportunity to purchase tower upgrades via micro transactions - after failing a level four or five times it becomes very tempting to drop some cash to aid your progression. (darkstation.com)