Sure is.
Learn>Game Explorer.
Drop down box that says Master Games, change to 'My Games'.
Not because I thought it was bad, just because in online games you get games with 20 moves theory, switched to the Italian where most lines are pretty simple and use classical theory, but there are also aggressive lines.
Is there any easy way to discover one’s success rate when using certain openings? The only way I can think of is to look at each result and see how I started each game. I suppose I could check the most recent 100 games and add them up, which wouldn’t take all that long ….
I know that at my skill level it’s a mistake to focus on this too much but it’s just out of “what killed the cat”