Adventures of Mailgoat 20

Week 20 of daily sketches that I'm making for someone who continues to be an extremely positive influence on me.

The true recipient of the black letter has been found~

The true recipient of the black letter has been found~

A magic radiates from the letter upon delivery

A magic radiates from the letter upon delivery

This is no normal letter delivery. Are the legends true?
 A Mailgoaticorn?

This is no normal letter delivery. Are the legends true?
A Mailgoaticorn?

Heading through the portal, what quest has been taken up?

Heading through the portal, what quest has been taken up?

Exiting into a distant land, Mailgoaticorn's quest has just begun.

Exiting into a distant land, Mailgoaticorn's quest has just begun.

Hesitantly Jackalope agrees to aid Mailgoaticorn, fully knowing what is at stake.

Hesitantly Jackalope agrees to aid Mailgoaticorn, fully knowing what is at stake.

A Jackalopicorn!! But for what purpose?

A Jackalopicorn!! But for what purpose?