*I put a High-End in >_<*

If I had a dollar everytime I saw a proofless Burst Chest suggestion, I'd have $25.

http://backpack.tf/item/4103531576

Sale 1) Sold + S. Pro KS Diamondback (3) for a MG Hallmark (70)

http://backpack.tf/profiles/76561198066812833?time=1442041200&compare=1442127600

70 * 0.9 = 63 - 3 = 60 Keys

Sale 2) Sold for a DP Brainiac (33) + S. Pro KS Gunslinger (~21)

http://backpack.tf/profiles/76561198112099979?time=1443942000&compare=1444201200

21 * 0.9 = ~19 + 33 = 52 Keys

Brainiac Mini

http://backpack.tf/profiles/76561198092006210?time=1440226800&compare=1440313200 --- Sold for a Blizzardy Gentleman's (23.5) + 12 Keys

http://backpack.tf/vote/id/55b8c309b98d889c6f8b4572 - Using this for the Gentleman's

23.5 * 0.9 = ~21 + 12 = 33