>>95985964
>>95987430
There is, however, a slim chance to lower your costs and advance 5,000 XP for free.
If this promotion is still active, which I think it is, you can follow the instructions. You basically make a meme deck with 12 specific cards, rename it, and then receive the XP and a free sleeve cosmetic.
https://mtgazone.com/murders-at-karlov-manor-mystery-solution/