>>48583633RGB can be curbstomped with Charizard's Fire Spin.
Yellow can be made into a joke by catching a NidoranM and using it as your main, coupled with X Items.
GSC can be made into a joke with X Items.
RSE can be made into a joke with your starter, X Items and Groudon/Kyogre/Rayquaza.
FRLG can be made into a joke with your starter and X Items.
DPPt can be made into a joke with your starter, X Items and Dialga/Palkia/Giratina.
HGSS can be made into a joke with your starter and X Items.
BW and B2W2 can both be made into jokes with your starter and X Items.
XY can be made into a joke with the literal full team of ideal Pokemon you're gifted and X Items.
ORAS can be made into a joke with Mega Lati@s and X Items.
SM and USUM can both be made into jokes with your starter and X Items.
LGPE is already a joke at its core. If you're having trouble with it, you're actively missing the point that you're supposed to be catching 'em all, including multiples of Pokemon you already have in order to gain more EXP as well as send them off for stat boosting candies.
SWSH can be made into a joke by staying in the Wild Area for a few minutes, doing raids, getting EXP Candy and shoveling it all into your starter. Apply X Items as necessary.
Pokemon was never hard and was never meant to be, you were just younger and didn't know any better on game mechanics and optimized strategies.