After some time, a new bundle by Playinjector.

Playinjector: The Summer Quest bundle:

$1 or more:
Agapan (DRM-free, Desura, Windows)
Station Eris (DRM-free, Desura, Windows)
Dwarf Tower (DRM-free, Windows)
Stoorm (DRM-free, Desura, Windows)

Beat the average (at the moment $1.85):
Palm Kingdoms 2 (Windows + ? [don't recognize the second icon, description talks about Mac, iPhone and iPad])
SickBrick (DRM-free, Desura, Windows)
Plain Sight (Steam, Windows)
Inmomentum (Steam, Windows)
Fibrillation (DRM-free, Windows)

>= $5.99:
Zeno Clash (Steam, Windows)

I think that might be the icon for the fabled Windows Phone

It might also be the icon for IGS (IndieGameStand). The game is available there too.