This is rather cool for Bolt Action making it easy to get the models you want for your army! You simply select the army that you play or want to, select the kits you want in bundle and get 15% off for the order.
This is a great way to build a starter force for your army
You can find it here: https://store.warlordgames.com/collections/force-builder
The army builder looks like this.
The Armies Included