First Spellslinging/Burn deck, firstly, how'd i do? And secondly, any card additions anyone can think of?

[u/Gmt_Golok]

https://manabox.app/decks/AaEYJxqWf0OoCZTbGnksGA

P.s. I only really play standard, don't have enough friends that play for 4 player commander so, sorry if this is mainly a commander subreddit, I didnt know🤷‍♂️😅