45 players are tied for the highest slugging percentage in a game, with a slugging percentage of 4.000. The first three are Mike Trout on September 28, Rowdy Tellez on September 28 and on September 19 and Michael A. Taylor on September 25.
Barry Bonds has the highest OPS in a season, with an OPS of 1.422 in 2004.
46 players are tied for the highest slugging percentage in a game against left-handed pitchers, with a slugging percentage of 4.000. The first three are Shohei Ohtani, Seiya Suzuki and Max Kepler on September 28.
Since 1958, Corey Seager has hit the most homers by a Dodgers shortstop in a season, with 26 home runs in his rookie season in 2016.
Kris Bryant had the most extra-base hits in a game in 2016, with 5 XBH versus the Reds on June 27, 2016.
Brandon Crawford collected the most hits in a game in 2016, with 7 hits against the Marlins on August 8, 2016.
Eugenio Suárez had the most games in the NL with 2+ home runs in 2025, with 6 games.
Cole Hamels had 0 earned runs versus the Rockies on the road on June 12, 2019.
Kyle Schwarber smashed the most home runs in the NL in 2025, with 56 home runs.
Cole Hamels allowed 0 earned runs against the Rockies on the road on June 12, 2019.
Mark Reynolds has the most strikeouts in a season, with 223 strikeouts in 2009.
Kirk Nieuwenhuis games at home in 2016
Kirk Nieuwenhuis smashed 13 homers in 2016.
Andrew McCutchen had 6 hits versus the Dodgers on April 7, 2018.
I didn't find anything for 2025, but Brandon Crawford got 1 hit in March 2024.