CastleVania ReVamped (Lv.4 Games, GameMaker Studio 2 YYC). Switch Port: https://github.com/bshurikan/cvrevamped_nx
This is a fork of the open-source fan game tailored for Switch: touch overlay removed, controls mapped for Joy-Con (B jump, A subweapon, Y attack, X weapons menu, Minus map, Plus...