Gridiron > Tin Topi.

Sold for an Orbiting Fire Bot Dogger(11 Keys with Overpay)

http://www.tf2outpost.com/item/440,3448413496,30018,5 Dogger History

http://www.tf2outpost.com/item/440,3448679604,30013,5 Gridiron History

Added 2 Keys and 6.00 for a Blizzardy Storm FR-0*(12 Keys with Overpay)(9.5 keys Total)

http://backpack.tf/profiles/76561198137457101?time=1421568000

http://www.tf2outpost.com/item/440,3448679604,30013,5 Gridiron History

http://www.tf2outpost.com/item/440,3449215358,30016,5 FR-0 History

*No recent sales besides this one for the Blizzardy FR-0, going with the outdated price

Orbiting Fire Bot Dogger mini suggestion

Sold for a Strange Spec KS Frying Pan, a White Bill's Hat and a Bruiser's Bandana(~12 Keys with Overpay total)

http://backpack.tf/profiles/76561198046101517?time=1421185790 -> http://backpack.tf/profiles/76561198046101517

Sold for a Kill-a-Watt Bot Dogger(~13 Keys with Overpay)

http://backpack.tf/profiles/76561198064472160?time=1415143296 -> http://backpack.tf/profiles/76561198064472160?time=1415520000

Going with 12-13.

Two sales, 9.5-11 should be fine.

Additional Proof/Coutner-Proof/Constructive Criticism/Feedback is always appreciated.