[Ended] Giveaways for some milestones reached! Includes GosW Puzzle.

6 GAs for some milestones:

• 100 games on steam
• lvl 10 on steam
• 2 years on steam(6th of april)
• lvl 3 on SG when these end

The GAs:
A 3 cart train(Darksiders, Age of Steel: Recharge, cities in motion 2 collection)
A 2 cart train after a Game of sWords puzzle(F.E.A.R. 3, Sniper: Ghost Warrior 2 collector's edition)
And 1 public(Death Goat)

Some info on the puzzle:
There are only a few places worth checking, those places will be indicated, so no need to guess.
Made with GosW Editor created by SErVER51, more info can be found here.
More puzzles can be found on the mainpage of GosW

edit: For those who have no idea how the puzzle works, here is an introductory puzzle about the possible ways to hide/highlight things.
A hint for the places worth checking. These places have nothing to do with the puzzle itself.