Adon has 45 minor league career steals in the Mets' system.
Allan has recorded a 1-0 record with a 1.08 ERA in 8.1 innings of work in five appearances, four of which have been starts, for the Rookie-level Gulf Coast League Mets.
Former American Heritage High School player Vientos playing well in Mets' minor league system.
New York's 17-year-old minor league shortstop is batting .327 with three homers and 27 RBI with Gulf Coast Mets.
Freeport, Long Island, New York, Product Dunn is 5-2 with Rumble Ponies.
New York Mets Prospects to Watch.