LOS ANGELES — Terrance Gore was never measured by home runs, RBIs, or box-score lines. He was measured in heart rates. In the sharp intake of breath when he reached first base late in a close game. In the panic that spread through opposing dugouts when managers pointed down the line and sent him sprinting into October pressure. On Saturday, that electricity vanished.

Gore, a former Los Angeles Dodger and one of the most feared baserunners of his generation, has died at the age of 34, the Kansas City Royals announced. According to USA Today, his wife, Britney Gore, shared on social media that he passed away due to complications following routine surgery. He leaves behind three children. The news hit the baseball world with stunning force, a reminder of how suddenly even the most familiar figures can be taken.

“Very sad to wake up and hear this,” Dodgers manager Dave Roberts said. “He was as confident a base stealer as I’ve ever been around.”

Gore’s career defied traditional baseball logic. In eight big-league seasons across four organizations — the Royals, Cubs, Dodgers, and Mets — he logged just 85 plate appearances and hit .216. Those numbers barely hint at his impact. Gore played in only 112 regular-season games, plus 11 more in the postseason, yet stole 48 bases in 58 attempts. When the stakes were highest, his value skyrocketed.

In September call-ups and October roster moves, Gore became a weapon teams unleashed when one run meant everything. Tie game in the eighth. Down by one in the ninth. A single, a walk, a bloop hit — and suddenly Gore was standing at first base, changing the geometry of the entire game. Managers knew what was coming. Pitchers rushed. Catchers tensed. Defenders crept toward bags they still couldn’t protect.

Buck Showalter, who both managed against Gore and later managed him with the Mets, described the feeling bluntly. “If the score was tied and you got him into the game to run,” Showalter said, “it was like the game was over.”

Showalter compared Gore’s speed to a different category entirely. Some players are fast. Gore operated at another gear. “We knew we couldn’t throw him out,” Showalter recalled. Teams tried everything — quicker deliveries, perfect throws, even attempting to ride him off the base with late tags when he popped up after slides. It rarely worked. “If you just worked at trying to throw him out, forget it,” Showalter said. “It wasn’t going to happen.”

Gore understood his role completely, and he embraced it. He took daily batting practice. He worked the outfield relentlessly. He prepared as if he might be an everyday player, even though everyone in the clubhouse knew how the chess match would unfold. When the moment arrived, he was ready.

Eric Hosmer, Gore’s longtime teammate with the Royals, summed up the mood across the league in a brief message. “Absolutely brutal news,” Hosmer texted. “A great teammate.”

Roberts felt a special connection to Gore. Long before he managed him, Roberts had lived a similar moment himself, famously stealing a base off Mariano Rivera in the 2004 ALCS to spark a season-defining rally for the Red Sox. When Gore joined the Dodgers in 2020, the two talked about that shared understanding. “He knew exactly what I meant,” Roberts said. “He was a good teammate.”

Born and raised in Georgia, Gore’s path to the majors was anything but guaranteed. After playing junior college ball at Gulf Coast State College in Florida, he was selected by the Royals in the 20th round of the 2011 draft, the 606th overall pick. His minor-league numbers were modest: a .237 average, a .334 on-base percentage, and just one home run in 2,585 plate appearances. But speed changes evaluations. Speed changes games.

Dayton Moore, the former Royals general manager, remembered Gore as fearless, sometimes to a fault. “His acceleration was amazing,” Moore said. “He was in control of the matchup on the bases. I always worried he’d hurt himself because he slid late and hard.” Moore also recalled a moment early in Gore’s career when he considered quitting in Single-A ball, before mentors within the organization convinced him to keep going. Gore wanted more than a niche. “He wasn’t satisfied with just being known for base stealing,” Moore said. “He worked extremely hard at trying to be an everyday guy.”

In the end, Terrance Gore became something rarer. He became a specialist whose presence alone could tilt postseason games. He became a symbol of how baseball still leaves room for singular skills, for players who don’t fit the mold but change outcomes anyway. His career may never have filled stat sheets, but his impact filled memories.

Now, the game moves on without him. But for a decade of Septembers and Octobers, when Terrance Gore stood on first base and leaned toward second, baseball held its breath.