The shift key is a very slight modification of Rilifaen's Keyboard keys  , but might perhaps be reusable.

"Commando" is simply a reorganisation of Pixel Army Player and Enemy + extra  by GrumpyDiamond, although with one or two leg pixels added.

The deers are also simply cut and eye-recoloured from pixel32's Pixel land 1.5  .

This was uploaded by me so as to comply with the requirements for the October 2018 OpenGameArt.org game jam. Hope this submission is of any value to someone...