Dahl, MLBPipeline.com's No. 40 overall prospect, was promoted to the Minors' highest level after an impressive showing at Double-A Hartford, where he hit .278/.367/.500 with 13 home runs, 21 doubles and 16 stolen bases in 76 games. Rockies No. 9 prospect Tom Murphy also had a big night at the plate for Albuquerque by going 4-for-4 and finishing a double short of hitting for the cycle.
Padres No. 3 prospect Hunter Renfroe (No. 82 overall) continues to swing a hot bat as he went deep for a second straight game for El Paso in the loss. The homer was Renfroe's 20th in 81 games this season, matching the total he posted over 133 games in 2015. The 24-year-old outfielder has hit .332/.360/.606 with 49 extra-base hits and 72 RBIs this season for the Chihuahuas.
The rest of the best performances from top prospects Monday
• After three straight shaky starts for Triple-A Memphis, No. 11 overall prospect Alex Reyes got back on track by striking out nine in 6 1/3 innings in an 11-inning win over Nashville. The Cardinals' No. 1 prospect allowed one earned run on three hits and two walks while throwing a season-high 103 pitches (64 strikes).
• No. 18 overall prospect Alex Bregman went 2-for-4 with two homers and three RBIs to help power Triple-A Fresno past Omaha, 4-1. The Astros' No. 1 prospect has hit .476 with four homers and 11 RBIs in five games since being promoted from Double-A, giving him 18 home runs and 57 RBIs in 67 games between he two levels.
• No. 55 overall prospect Victor Robles went 2-for-4 and hit his first home run for Class A Advanced Potomac in a loss against Wilmington. The Nationals' No. 3 prospect was promoted in late June after hitting .305/.405/.459 with 20 extra-base hits and 19 stolen bases over 64 games with Class A Hagerstown.
• Brewers No. 8 prospect Cody Ponce matched career highs by striking out five over five scoreless innings as Class A Brevard County shut out Dunedin, 3-0. The 2015 second-rounder allowed two singles while throwing 37 of his 61 pitches for strikes.
• Indians No. 10 prospect Juan Hillman extended his scoreless innings streak to 16 by throwing 5 2/3 frames of three-hit ball for Class A Short Season Mahoning Valley in a loss to Vermont. The 19-year-old lefty issued one walk and set a career high with eight strikeouts. Through four starts, Hillman has posted a 1.31 ERA with 20 strikeouts in 20 2/3 innings.
• Mets No. 17 prospect Thomas Szapucki fanned 11 hitters over six innings for Rookie-level Kingsport -- his second double-digit strikeout performance in his first three starts this season. Since debuting on June 23, the 2015 fifth-rounder has piled up 30 strikeouts against four walks in 16 2/3 innings.
• Mets No. 29 prospect T.J. Rivera hit a sixth-inning grand slam and recorded a career-high six RBIs in Triple-A Las Vegas' rout of Salt Lake. He went 3-for-5 at the plate to improve his season average to .353, the third-best mark in the Pacific Coast League.
• Reds No. 25 prospect Kyle Waldrop collected multiple hits for the third time in seven games for Triple-A Louisville since returning from his most recent stint in the big leagues. The 24-year-old outfielder connected on his fifth home run, a three-run shot in the third inning, and later added a double, as the Bats rolled through Indianapolis, 11-3. He also made a leaping catch against the wall in the bottom of the sixth inning.
• One night after he hit a walk-off home run in the bottom of the 16th inning, Red Sox No. 22 prospect Henry Ramos hit for the cycle in Triple-A Pawtucket's win against Charlotte. He sealed the feat by beating out a bunt single with one out in the top of the ninth inning.
• In Class A Advanced Lakeland's win over Clearwater, Tigers No. 4 prospect Mike Gerber hit a third-inning grand slam, his 10th homer of the season, en route to driving in five runs for the second time this season. For the Threshers, Phillies No. 12 prospect Malquin Canelo collected a season-high four hits including a home run and a double.
• White Sox No. 13 prospect Jordan Stephens turned in six dominant innings to record his third win in four starts for Class A Advanced Winston-Salem. He allowed three hits, walked a pair and fanned nine to match his season high.