Nick - Photoshop

Black and White effect: https://helpx.adobe.com/photoshop/using/convert-color-image-black-white.html

Invert effect: http://smallbusiness.chron.com/invert-colors-photoshop-54452.html

Hue and saturation adjustments: http://www.bairarteditions.com/pages/tutorials/photoshop/cbhuesat.html

Pixelate effect: http://smallbusiness.chron.com/make-people-look-pixelated-photoshop-37943.html

Place image over another: https://helpx.adobe.com/photoshop/using/placing-files.html

Water effect: http://www.photoshopessentials.com/photo-effects/water-reflection-effect-in-photoshop-cs6/

Color replacement effect: http://www.photoshopessentials.com/photo-editing/color-replacement-tool/

LSD Paper effect: http://www.creativecloseup.com/quick-and-simple-worn-out-psychedelic-poster-in-photoshop

Blizzard effect: http://www.photoshopessentials.com/photo-effects/photoshop-weather-effects-snow/

Remove Background effect: http://www.digitalartsonline.co.uk/tutorials/photoshop/how-to-remove-a-background-in-photoshop/

Original Image