How can I make this look like those humen anime fan arts?

wise

The brothers

Memes

First house completed + 1 build

Sibling dance am I right

Chatting with a vilager

Do i hear 500 followers and 30k likes pog???????!!??!!

Idk if counts as fanart or not lol, have an Padoru Sans pfp :p (credits 4 the author of padoru sans on tumblr)

Ns si cuenta como fanart o no lol, tomen un pfp de Sans Padoru (créditos al autorx de sans padoru en tumblr)

Changing core sans...completly...with some help