Emiliano Grillo shares the lead at one of four European Tour qualifying events in Southern Spain after a blistering 10-under-par round of 62 on Sunday.
Argentine Grillo sunk a remarkable 11 birdies and just one bogey in the penultimate round at the Costa Ballena Ocean Club.
He shares the lead at 13-under overall with Thomas Noren, who survived two bogeys to card his own impressive round of 63, thanks to a haul of nine birdies and one eagle.
They are among 295 players fighting it out for 80 available places in the final qualifying school stage, set to take place at the PGA Catalunya Resort between December 10 and 15.
Elsewhere, Tim Sluiter leads going into the final round at the Las Colinas Golf and Country Club.
The Dutchman reached 13 under thanks to a six-under round of 66 to lead by two shots from Englishman Ben Evans.
Swede Joakim Lagergren holds a five-shot lead at 16 under in the event at El Valle Golf Resort, with Scot Callum Macaulay outright second.
And Graeme A Clark heads the leaderboard at the La Manga Club's Course.
The Englishman shot a two-under 70 to reach 14 under overall, one shot in front of South African Allan Versfeld.