Okay I found the parts, just mind you the prices fluctuate especially during the holidays.

https://www.amazon.com/CORSAIR-RM850x-Certified-Modular-Supply/dp/B015YEI8JG/ref=sr_1_11?crid=2HP1429V8NSXG&dchild=1&keywords=800w+power+supply&qid=1629857028&refinements=p_n_feature_three_browse-bin%3A16955319011%2Cp_n_feature_keywords_two_browse-bin%3A6906987011%2Cp_n_condition-type%3A2224371011&rnid=2224369011&s=pc&sprefix=800%2Caps%2C546&sr=1-11

https://www.amazon.com/GIGABYTE-Z590I-AORUS-Mini-ITX-Motherboard/dp/B08W8G5CCC/ref=sr_1_68?crid=3JDMW67BDNGTW&dchild=1&keywords=10th+gen+intel+motherboard&qid=1629856873&refinements=p_n_feature_seven_browse-bin%3A10656895011%2Cp_n_condition-type%3A2224371011&rnid=2224369011&s=pc&sprefix=10th+gen+inte%2Caps%2C240&sr=1-68

https://www.amazon.com/MUSETEX-Computer-Translucent-Tempered-Pre-Installed/dp/B07MDFYW3N/ref=sr_1_1?crid=3SKIE6DVJOFTQ&dchild=1&keywords=case+motherboard+combo&qid=1629856780&sprefix=Case+mother%2Caps%2C231&sr=8-1

Here's a link to the amazon store: https://www.amazon.com/dp/B07MDFYW3N