Re-suggest.

Credits to K1ng for tipping me off to more sales. Copy- Pasted info from his comment on previous suggestion.

1 recent sale:

https://backpack.tf/profiles/76561198092651902#!/compare/1516233600/1516320000 Buyer

https://backpack.tf/profiles/76561198075532147#!/compare/1516233600/1516320000 Seller

sold for Stormy Brainiac(26) + 36 pure

QS the Brainiac for 22 keys + 5 ref.

I'm not counting the Machina's included as it was 1 for 1, probably a sheen swap.

thats 36+26 = 62 keys.

That sale had a B/O of 60 keys:

http://www.tf2outpost.com/trade/29522998

Other recent sale here around ~50:

https://marketplace.tf/items/30004;5;u64

Resuggest at 50-60.