There's no need for statistics to prove that Scottie Scheffler is dangerous when he stumbles early—but the numbers are there anyway, and they should send a shiver through the rest of the field at the 2026 PGA Championship.

Starting his second round on the 10th tee at Aronimink Golf Club Friday morning, the World No. 1 and defending champion stumbled out of the gate with three bogeys in his first four holes, turning at two-over 37. It marked the fifth time Scheffler has gone at least two over through his opening nine in a PGA Championship. The result? He came back to shoot under par on the second nine in each of the previous four instances.

Call it a trend. And true to form, that trend held steady.

On a day when gusting winds and devilish pin positions made scoring a grind, Scheffler stiffened his spine once again. A one-under 34 on the inward nine salvaged a one-over 71—a score that might derail most contenders, but not this one. Not at this PGA Championship.

At one-under 139, Scheffler sat just three strokes behind clubhouse leader Alex Smalley with half the field still on the course. Yes, the leaderboard is crowded, but does anyone really want to see Scheffler lurking near the top? He leads the PGA Tour in third- and fourth-round scoring average. This is the same player who spotted Rory McIlroy 12 shots after 36 holes at the Masters and lost by just one. The same guy who closed with a 63 at Pebble Beach to erase an eight-stroke deficit.

"If it's hard for me out there, then it's going to be hard for other players," said the 29-year-old Texan, deploying his trademark understated logic. "It was pretty obvious this morning the conditions were tough. I kept reminding myself of that. When the pins get this hard, you have to pick your spots—decide when to attack and when to play smart."

Scheffler isn't just one of the best ball-strikers in the game; he's also one of the most intelligent players on tour. And when he's got a weekend tee time within striking distance, the smart money says: Beware.