Towers of Evil

From BoardGameGeek:

Towers of Evil is a print-and-play board game that combines the Roll and Write format with the Tower Defense genre. During the game, you will build powerful towers, collect dark energy, and gather gold to strengthen your defenses. Fierce heroes will come after you, so plan the location of your towers carefully and roll the dice wisely to survive their assault. You will have at your disposal a great variety of towers to defend yourself from the heroes. Combine tower cards and hero cards to create different games every time! -description from the publisher