Thread:2601:484:C200:6870:A15B:A3D0:408:9C35/@comment-3991308-20180117014352/@comment-3991308-20180117051633

the same way you put links in normal text.

go to source mode

if the link is to a wikia page: NAME OF ARTICLE or [[ARTICLE NAME|text to display

if the link is to an external site [website_link text to display]

just put that code whereever you need it!