Sin City is getting spooked up, and more lucky!

The Halloween spirit has taken over the Voltent Network, and it's bringing secrets and surprises worth a total of $2,000,000.

On selected Voltent games, there's 10,000 mystery prizes of between $5 and $200 each waiting to be won until 2nd November.

Every box conceals a surprise, some sweet, some spine-tingling, all waiting to be found.