LSBs need a discount structure.
You see, I'm happy to give you money. I got bored, started a second account, bought the HBD (which I didn't do on my first account), and then bought a bunch of LSBs (KAM, Naboo Jedi, Padme, etc), so ...
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Or, they could formulate the cost for each character in the pack and remove that cost from your bundle if you already have them.
