I have base cards available for the following sets. I am not too interested in getting rid of my better RCs, but most RCs are avaiable. I haven't found an easy way to quickly add only the cards I have dupes of to my trade list so for now, you'll just have to message me your needs.
2019 Topps Series 1: Dupes of >250 cards
2019 Topps Series 2: Dupes of >325 cards
2019 Topps Opening Day: Dupes of >150 cards
2019 Bowman: Dupes of all cards, base and prospects and chrome prospects. Will be holding 1st Bowmans.
2019 Stadium Club: Dupes of >100 cards
2019 Topps Chrome: Dupes of >100 cards
2019 Update Series: Dupes of all cards
2019 Chrome Update Series: Dupes of >50 cards
2019 Topps Holiday: Dupes of >75 cards
2020 Topps Series 1: Dupes of all cards
2020 Turkey Red: Dupes of >70- cards
2020 Opening Day: Dupes of >100 cards
2020 Donruss: Dupes of >100 cards
2020 Gypsy Queen: Dupes of >50 cards
I'd be looking to sell or trade for inserts/hits/vintage/whatever you have to offer