Underclass Invitational (Invite Only)
| Name | State | School | Class | Pos | Commitment |
| Luke Adams | IL | Hinsdale Central | 2022 | 3B | Michigan State |
| Alex Alberico | IL | Providence Catholic | 2022 | RHP | Kent State |
| Jack Bach | IL | Normal University | 2022 | RHP | Central Michigan |
| Gavin Baldwin | IL | Nashville | 2021 | OF | John A. Logan JC |
| Brady Banker | IL | Carmel Catholic | 2022 | LHP | Indiana State |
| Ty Batusich | IL | Joliet West | 2021 | C | Western Kentucky |
| Shane Baumgarten | IL | Wheaton Academy | 2021 | SS | Central Michigan |
| Michael Bernas | IL | Brother Rice | 2021 | LHP | Saint Leo University |
| Jackson Bessette | IL | South Elgin | 2022 | C | Illinois-Chicago |
| Tommy Boba | IL | Wheaton Warrenville South | 2022 | RHP | Cincinnati |
| Karson Bonaparte | IL | University | 2021 | 3B | Walters State CC |
| Adam Brouwer | IL | Chicago Christian | 2021 | RHP | Illinois-Springfield |
| Nathan Buchan | IL | Plainfield Central | 2021 | 3B | Illinois-Springfield |
| Sebastian Cabeza | IL | Kaneland | 2021 | C | Black Hawk JC-Moline |
| Justin Cappis | IL | Niles North | 2021 | C | Triton JC |
| Connor Carter | IL | Williamsville | 2021 | RHP | St. Charles CC |
| Charlie Cmiel | IL | York | 2021 | LHP | Black Hawk JC-Moline |
| Dominic Coda | IL | Joliet Catholic | 2022 | OF | Lewis University |
| Cole Collander | IL | Oswego East | 2021 | RHP | |
| Jayden Comia | IL | Sandburg | 2022 | SS | Illinois |
| MacCallan Conklin | IL | Normal University | 2021 | OF | Illinois State |
| Gallien Coupet | IL | Homewood-Flossmoor | 2021 | SS | Heartland CC |
| Cylis Cox | IL | Rochester | 2021 | LHP | Heartland CC |
| Jonny Crowel | IL | Marist | 2021 | C | Flagler College |
| Shane Curtin | IL | Mount Carmel | 2022 | LHP | Creighton |
| Adam Dowler | IL | Oswego East | 2021 | LHP | Louisville |
| Sammy Dubin | IL | Highland Park | 2021 | SS | |
| William Duff | IL | St. Ignatius | 2021 | 1B | Illinois Wesleyan University |
| Sava Dupor | IL | Glenbrook South | 2021 | RHP | Wisconsin-Whitewater |
| Tom Egan | IL | Mount Carmel | 2021 | RHP | Iowa Western CC |
| George Evangelopoulos | IL | Stagg | 2021 | LHP | Milwaukee School of Engineering |
| Dominic Ferrari | IL | Alleman Catholic | 2021 | C | Southwestern Illinois JC |
| Daniel Flores | IL | East Leyden | 2021 | OF | Milwaukee Area Technical JC |
| Jeremy Fox | IL | Riverside Brookfield | 2021 | RHP | Morton JC |
| Nick Giamarusti | IL | Notre Dame | 2021 | OF | Pittsburgh |
| Antoine Harris | IL | Montini Catholic | 2021 | OF | Wisconsin-Eau Claire |
| Brady Hartman | IL | Sherrard | 2021 | SS | Illinois Wesleyan University |
| Zamaurion Hatcher | IL | Kenwood | 2021 | OF | Michigan |
| Cain Headrick | IL | Providence Catholic | 2021 | C | Lewis University |
| Ben Hess | IL | Charleston | 2021 | RHP | Alabama |
| Cameron Hill | IL | Brother Rice | 2021 | OF | Illinois State |
| Davis Hoffstatter | IL | Moline | 2022 | RHP | Black Hawk JC-Moline |
| Grant Holderfield | IL | Oak Park-River Forest | 2021 | LHP | Indiana |
| Christian Holmes | IL | Brother Rice | 2022 | SS | South Suburban JC |
| Matthew Hunzinger | IL | Dieterich | 2021 | C | Kaskaskia JC |
| Kyle Hussey | IL | Providence Catholic | 2021 | SS | Lewis University |
| Noah Jouras | IL | Lyons Township | 2021 | C | Triton JC |
| Cole Kindred | IL | Olympia | 2022 | RHP | Rend Lake JC |
| Kannon Kleine | IL | Galesburg | 2022 | C | Black Hawk JC-Moline |
| Nicholas Kolze | IL | Romeoville | 2022 | RHP | Purdue |
| George Korompilas | IL | Glenbrook South | 2021 | 1B | Bradley |
| Ryan Louthan | IL | Joliet Catholic | 2022 | C | John A. Logan JC |
| Kyle Mack | IL | Yorkville | 2021 | 2B | Southwestern CC |
| Frank Magnelli | IL | Ridgewood | 2021 | 3B | Triton JC |
| Cole Malawy | IL | Nashville | 2021 | SS | |
| Alec Mallinder | IL | Plainfield North | 2021 | RHP | Millikin University |
| Matthew Maloney | IL | Lincoln-Way Central | 2021 | RHP | Parkland College |
| Michael Maloney | IL | Lincoln-Way Central | 2021 | SS | Southwestern Illinois JC |
| Lazaro Marquez | IL | N/A | 2021 | RHP | Miami (OH) |
| Kevin McCormick | IL | St. Laurence | 2021 | SS | Evansville |
| Mason McMurray | IL | Granite City | 2022 | OF | |
| Matthew Merk | IL | Lockport | 2022 | C | Eastern FL State College |
| Alex Milone | IL | Prairie Ridge | 2021 | SS | Milwaukee Area Technical JC |
| Patrick Mulcahey | IL | Bloomington Central Catholic | 2021 | 1B | Black Hawk JC-Moline |
| Owen Murphy | IL | Riverside-Brookfield | 2022 | 3B | Notre Dame |
| Jaylon Nauden | IL | Marian Catholic | 2021 | SS | Butler |
| Andrew Nichols | IL | Olympia | 2021 | RHP | |
| Eric Orloff | IL | Glenbrook North | 2021 | LHP | Arizona |
| Ryan Orput | IL | Hinsdale Central | 2021 | OF | |
| Seth Parkinson | IL | Rochester | 2022 | 3B | |
| Ethan Patera | IL | Downers Grove South | 2022 | RHP | Louisville |
| William Pauling | IL | Homewood-Flossmoor | 2021 | OF | |
| Eric Pecson | IL | Palatine | 2021 | OF | Southwestern Illinois JC |
| Tyler Pecson | IL | Palatine | 2021 | C | Southwestern Illinois JC |
| Tylor Phommachanhom | IL | Plainfield South | 2021 | SS | Parkland College |
| Jeremiah Powell | IL | Brother Rice | 2021 | C | |
| Brandon Pritchard | IL | Lincoln-Way West | 2022 | SS | North Central College |
| Tyler Pritchard | IL | Lincoln-Way West | 2022 | LHP | Concordia University-Chicago |
| Luka Radicevich | IL | Joliet Catholic | 2022 | OF | Chipola College |
| Brian Rapanan | IL | Warren | 2021 | C | Massachusetts Institute of Technology |
| Michael Rastrelli | IL | Mundelein | 2021 | C | |
| Chad Readey | IL | Homewood-Flossmoor | 2021 | RHP | Northwestern |
| Daniel Reischl | IL | Loyola Academy | 2021 | RHP | Wisconsin-La Crosse |
| Mason Roehr | IL | Granite City | 2021 | OF | Southwestern Illinois JC |
| Steve Sanderson | IL | St Rita | 2021 | OF | Mississippi Gulf Coast JC |
| Braden Sayles | IL | Hononegah | 2021 | OF | Wabash Valley JC |
| Dylan Scafuri | IL | Romeoville | 2021 | 1B | Illinois-Chicago |
| Christopher Schellhorn | IL | Minooka | 2021 | SS | |
| Jack Scheri | IL | LaSalle Peru | 2022 | SS | Creighton |
| Gavin Schmitt | IL | Plainfield East | 2021 | RHP | Illinois |
| Emmanuel Scott | IL | St. Ignatius | 2021 | C | Southwestern Illinois JC |
| Luke Sefcik | IL | Marist | 2021 | SS | Central Michigan |
| Brady Small | IL | Lemont | 2022 | OF | Triton JC |
| Kyle Smith | IL | Warren Township | 2022 | C | Northern Illinois |
| Brendan Som | IL | Niles West | 2022 | 2B | |
| Carter South | IL | Oswego East | 2022 | C | Luther College |
| Alex Stanwich | IL | Lincoln-Way East | 2022 | OF | Tennessee |
| Ben Stoner | IL | Joliet Catholic | 2021 | SS | Wright State |
| Jake Swartz | IL | Normal University | 2022 | RHP | Illinois |
| Braden Thelander | IL | Prairie Ridge | 2022 | RHP | Utah Tech |
| Isaiah Thompson | IL | Sacred Heart-Griffin | 2021 | OF | Indiana State |
| Maxwell Thompson | IL | Warren | 2021 | 1B | Millikin University |
| Luke Trepanier | IL | Manteno | 2021 | OF | Bradley |
| Vytas Valincius | TN | Baylor | 2021 | 3B | Illinois |
| Nate Voss | IL | Marist | 2022 | C | Michigan |
| Dylan Warda | IL | Brother Rice | 2022 | LHP | Indiana |
| Ryan Weaver | IL | Cary-Grove | 2021 | LHP | Illinois State |
| Abram Wills | IL | Coal City | 2022 | RHP | Heartland CC |
| Luke Wolff | IL | 2022 | RHP | ||
| Christopher Worcester | IL | Lake Park | 2021 | SS | Eastern Illinois |
| Trevor Young | IL | Normal University | 2021 | LHP | Southwestern Illinois JC |
| John Zimmermann | IL | Metea Valley | 2021 | LHP |