Underclass Invitational - East
| Name | State | School | Class | Pos | Commitment |
| Tyler Abney | MO | Smith-Cotton | 2018 | RHP | State Fair CC |
| Weston Baker | MO | St. Louis University High | 2017 | RHP | Lindenwood University |
| Hunter Becker | MO | Chaminade | 2017 | 3B | St. Joseph's University - Brooklyn |
| Hayden Bender | IL | Waterloo | 2017 | 3B | |
| John Bischoff | MO | Brentwood | 2017 | SS | McKendree University |
| Joseph Boyle | KY | North Oldham | 2017 | RHP | Notre Dame |
| Nikolai Brhely | MO | Francis Howell Central | 2017 | 3B | |
| Thatcher Burns | MO | Marquette | 2017 | LHP | |
| Alec Byous | MO | Lafayette | 2018 | RHP | Arkansas State |
| Tyler Cason | MO | Crawford | 2017 | 2B | |
| William Cavanagh | MO | Fort Zumwalt South | 2017 | 2B/MIF | |
| McGwire Dean | MO | Francis Howell | 2017 | SS | St. Louis CC |
| Matt Ference | MO | Lafayette | 2017 | RHP | |
| Brennan Fitzpatrick | MO | CBC | 2017 | C | Southeast Missouri State |
| Daniel Flaiz | MO | St. Charles West | 2017 | RHP | Drury University |
| Michael Gomski | MO | Wentzville Holt | 2017 | RHP | Missouri Valley College |
| Kyle Grantham | MO | Francis Howell | 2017 | OF | |
| Colton Groshong | MO | Silex | 2017 | OF | |
| Tyler Groves | MO | Forsyth | 2017 | RHP | |
| Nick Hagedorn | MO | Smith-Cotton | 2017 | C | Jefferson JC |
| Connor Haigh | MO | Kirkwood | 2018 | C | |
| William Hantack | MO | Francis Howell Central | 2017 | SS | Lindenwood University |
| Alexander Hoff | MO | St. Dominic | 2017 | SS | Jefferson JC |
| Michael Hojnacki | MO | Marquette | 2017 | RHP | St. Louis CC |
| Kyle Howe | MO | Ft. Zumwalt West | 2017 | 1B | |
| Max R. Hunter | MO | Clayton | 2017 | LHP | Dartmouth |
| Walker Jenkins | WI | Sun Prairie | 2017 | SS | Madison JC |
| Brendan Kelly | MO | CBC | 2017 | OF | Truman State University |
| Coltyn Kessler | MO | Rockwood Summit | 2017 | C | Kentucky |
| Drew Kirchoff | MO | SLUH | 2018 | C | |
| Aaron Klar | MO | Vianney | 2018 | SS | Millikin University |
| Tommy Kraus | MO | Vianney | 2017 | LHP | Rockhurst University |
| Stone Krogman | MO | Liberty | 2017 | OF | Quincy University |
| Drew Layman | MO | Cuba | 2017 | OF | |
| Nick Logusch | MO | De Smet Jesuit | 2017 | RHP | St. Louis |
| Christian Loida | MO | Valle Catholic | 2018 | SS | |
| Chris Lopez Jr. | MO | Parkway West | 2018 | LHP | |
| Carter Martens | MO | De Smet | 2017 | RHP | Missouri University of Science and Technology |
| Joe Martin | MO | Silex | 2017 | C | Central Methodist University |
| Ben Maurer | IL | Waterloo | 2017 | RHP | Webster University |
| Matthew McGilvray | MO | Washington | 2017 | OF | |
| Garrett Miller | MO | Troy Buchanan | 2017 | SS | |
| Mason Mitchell | MO | Marquette | 2017 | LHP | |
| Carter Mize | MO | Fort Zumwalt West | 2017 | OF | Longview CC |
| Seth Nast | IL | Wesclin | 2018 | 2B | |
| Sam Pagano | MO | St. Dominic | 2017 | C | Quincy University |
| Jaxon Passino | MO | Rockwood Summit | 2017 | SS | Kansas State |
| Douglas Payne | MO | Cuba | 2017 | 2B | Mineral Area JC |
| Jack Riney | MO | Lafayette | 2017 | LHP | Southeast Missouri State |
| Scot Roberts | MO | Hannibal | 2017 | RHP | Missouri Western State University |
| Zachary Rosecrans | IL | Columbia | 2017 | OF | |
| Eric Rothermich | MO | Fort Zumwalt North | 2017 | C | |
| Weston Schad | MO | Westminister | 2017 | C | Murray State |
| JP Schneider | MO | Rock Bridge | 2017 | C | Lindenwood University |
| Andrew Schofield | MO | Fort Zumwalt West | 2017 | OF | Metropolitan CC |
| Brett Schroeder | MO | Francis Howell Central | 2017 | SS | St. Charles CC |
| Gunnar Seams | MO | St. James | 2018 | 2B | |
| Ty Shylanski | IL | Belleville West | 2017 | 1B | McKendree University |
| Wade Stauss | MO | Lafayette | 2017 | C | Southeast Missouri State |
| Devan (DJ) Stewart | MO | Westminster Christian | 2017 | SS | Eastern Illinois |
| Craig Theiss | MO | De Soto | 2017 | RHP | Jefferson JC |
| Carter Truong | IL | Central Community | 2017 | OF | Elmhurst University |
| Andrew Wait | MO | Marquette | 2017 | 2B | |
| Tommy Williams | MO | Lafayette | 2018 | OF | Lindenwood University |
| Cole Wood | MO | Valle Catholic | 2017 | RHP | |
| Dennis Yingling | MO | Lindbergh | 2017 | LHP | Missouri State |
| Noah Zelko | MO | Francis Howell North | 2017 | RHP |