A collection is just a group of skills with a common theme or purpose. When your viewers buy loot crates in your streamer page, they must select one collection to get it from
. That crate will contain skills from that collection.
In this window you can do several things:
There are 2 collection limits in Dixper Skills,
Maximum number of collections (grouped in My Collections)
Maximum number of Collections Active (those available live for your viewers to buy crates from)
The Limits are set as follows:
5 active / 50 total
10 active/ 60 total
15 active/ 70 total
20 active/ 80 total
There are several ways to create a collection. The most simple is to create just an empty one: