Before you can buy, you must spin the wheel of percentage discounts which is then applied to each remaining boxes. When you buy one, discount will change. It will be at least 50% off first.
Event dates Edit
2015-10-15 to 2015-10-28 - Armor Games
Confusion in name Edit
In 2016, Halloween Party is identified as Egg-Breaking Event while Halloween Celebration is classified as Discount Event.
Halloween Fire is used in this event.