I've been told I should put up a suggestion. This is my first suggestion so let me know if there's anything I should do to make it better.

Added Space Mann mini and changed final price to match.

https://backpack.tf/profiles/76561198012613726#!/compare/1549497600/1549584000

400 keys pure + Abduction Space Mann (309) + Blizz VVF (153) + C.heart Bonkboy (105) = 967

Mini for Bonkboy:

One recent sale I can find is $189.99

https://i.imgur.com/gWGPZXV.png

At the time keys were $1.81

https://i.imgur.com/mY6t2Cr.png

=104.96.

Mini for Space Mann:

One sale for $544.44

https://i.imgur.com/JKYot3E.png

Keys were $1.76

https://i.imgur.com/yjXQLLQ.png

= 309

967 it is.