The idea is to do an ink-drawing a day, for every day in October. Hence the name: Inktober. Here is day 1 through 14.
Day 1: 'Smelly Prophet'
Day 2: 'Adventure Time: Finn'
Day 3: 'Adventure Time: Jake'
Day 4: 'Adventure Time: Princess Bubblegum'
Day 5: 'Hunger Games-ish Red Riding Hood'
Day 6: 'Not So Sure About This Place...'
Day 7: 'Mad Monk'
Day 8: 'Dr.Doom'
Day 9: 'Titan and Pilot' from the upcoming game TitanFall
Day 10: 'The Wolverine'
Day 11: 'Unicorn Cowboy' w/ cropped head
Day 12: 'Peacemaker'
Day 13: 'Mechanical Ninja'
Day 14: 'The Mysterious Mustard Seed'