#29faces challenge - Days 5 & 6

It seems I have forgotten to post the last few #29faces challenge pictures for the past couple of days so here they are:

Day 5:

In case you didn't guess who this is, it is Neil Degrasse Tyson. I have only recently been made aware of how awesome he is and I thought he would make an excellent subject for the challenge. I used markers mainly with 2 different shades of grey and black.

Day 6:

This is a sketch of one of my favourite comic book characters called Nemi by Norwegian artist Lise Myhre. You can follow her on her Facebook page.