Underclass Prospect Games (Invite Only)
| Name | State | School | Class | Pos | Commitment |
| Gavyn Ashley | IA | Muscatine | 2018 | SS | Ellsworth CC |
| Zach Barden | IA | Cedar Rapids Prairie | 2020 | OF | Mount Mercy University |
| Drew Beazley | IA | Johnston | 2018 | SS | South Dakota State |
| Jared Beck | IA | Davenport North | 2018 | LHP | Saint Leo University |
| Jackson Bennett | IA | Dyersville Beckman | 2018 | RHP | Michigan State |
| Lucas Bixby | IA | Dewitt Central | 2019 | RHP | Southeastern CC (IA) |
| Jacob Bockenstedt | IA | Cedar Rapids Washington | 2018 | RHP | Southern Illinois-Edwardsville |
| Chase Boeve | IA | Pocahontas | 2018 | 2B | Morningside College |
| Ian Boline | IA | Alburnett | 2018 | SS | Central College |
| Noah Bruckner | IA | Atlantic | 2018 | C | |
| Logan Burg | IA | Cedar Rapids Prairie | 2019 | SS | |
| Adam Burns | IA | Johnston | 2019 | C | |
| Nathan Chasey | IA | Gilbert | 2018 | SS | Indian Hills CC |
| William Christophersen | IA | Pleasant Valley | 2018 | RHP | Iowa |
| Jordan Collins | IA | Bondurant-Farrar | 2019 | OF | William Penn University |
| Connor Crabill | IA | Dubuque Hempstead | 2018 | RHP | Clarke University |
| Aiden Crowley | IA | Iowa City West | 2018 | 3B | |
| Marshall Curnes | IA | Clarke | 2018 | OF | |
| Jace Davidson | IA | Pocahontas | 2019 | LHP | Iowa Central CC |
| Duncan Davitt | IA | Indianola | 2018 | RHP | Iowa |
| Bryce Dean | IA | Madrid | 2018 | 1B | Grand View University |
| Kyle Denison | IA | North Scott | 2018 | RHP | Iowa Central CC |
| Kaden Dewey | IA | Waverly-Shell Rock | 2020 | OF | Simpson College |
| Kaleb Donels | IA | Cedar Rapids Washington | 2018 | 1B | |
| Owen Durham | IA | Carlisle | 2018 | RHP | Central College |
| Caden Ferguson | IA | Waukee | 2018 | C | |
| Josh Fitzgerald | IA | Mason City Newman | 2019 | OF | Dallas Baptist |
| Andrew Fox | IA | Des Moines Christian | 2019 | OF | |
| Graham Geraty | IA | Dowling Catholic | 2019 | RHP | |
| Jayden Gibson | IA | Grinnell | 2019 | C | Parkland College |
| Brendan Gogulich | IA | Davenport Central | 2018 | 2B | |
| Luke Golla | IA | Marion | 2018 | LHP | Loras College |
| Sam Goodman | IA | Western Dubuque | 2019 | RHP | Iowa |
| Brody Harding | IL | Moline | 2019 | SS | Illinois |
| Calvin Harris | IA | Western Dubuque | 2020 | C | Mississippi |
| Andrue Henry | IA | Dubuque Hempstead | 2020 | 3B | Mount Mercy University |
| Zach Hollingsworth | IA | Des Moines Lincoln | 2018 | OF | Simpson College |
| Brayden Hoops | IA | Storm Lake | 2018 | SS | Northwestern College (IA) |
| Landon Howard | IA | Gilbert | 2019 | LHP | Buena Vista University |
| Clayton Hromidko | IA | Cedar Rapids Prairie | 2019 | RHP | St. Charles CC |
| Drew Irvine | IA | Waukee | 2018 | RHP | Iowa |
| Skyler Juhl | IA | Pekin | 2018 | SS | |
| Alex Kleider | IA | Sioux City East | 2019 | OF | |
| Will Kranz | IA | Davenport Central | 2019 | SS | Cornell College |
| Austin Krob | IA | Lisbon | 2018 | LHP | Texas Christian |
| Clay Kuhlemeier | IA | Rockford | 2018 | 1B | Coe College |
| Tyler Lewis | IA | WDM Valley | 2018 | RHP | Iowa Western CC |
| Sam Lockhart | IA | Cedar Rapids Prairie | 2018 | C | |
| TJ Mahoney | IA | Des Moines Lincoln | 2018 | 2B | Des Moines Area CC |
| Avery Martensen | IA | Monticello | 2019 | 1B | |
| Sam Mattecheck | IL | Alleman Catholic | 2019 | OF | Washington University (MO) |
| Nic McCay | IA | Carlisle | 2018 | RHP | South Dakota State |
| Cam McDonald | IL | Hall | 2018 | 3B | Illinois |
| Bradley Melvin | IA | Pleasant Valley | 2018 | RHP | |
| Wyatt Morgan | KS | Olathe Northwest | 2019 | 3B | Johnson County CC |
| Quinn Morris | IA | Muscatine | 2018 | LHP | Kaskaskia JC |
| Will Nigut | IA | Des Moines Roosevelt | 2018 | RHP | University of Akron |
| Britt Noel | IA | New London | 2018 | OF | Southeastern CC (IA) |
| Cade Nolan | IA | Jesup | 2019 | LHP | Kirkwood CC |
| Kyle Oberbroeckling | IA | Davenport West | 2018 | RHP | Wartburg College |
| Konstantinos Papazoglou | IA | Fairfield | 2019 | C | Mount Mercy University |
| Luke Patzner | IA | Urbandale | 2018 | RHP | Indiana State |
| Mason Prymek | IA | Des Moines Lincoln | 2018 | C | Simpson College |
| Carlos Rivera | IA | Pleasant Valley | 2019 | 1B | Mount Mercy University |
| Blaise Rosson | IA | Burlington | 2018 | OF | Southeastern CC (IA) |
| Andrew Sandvold | IA | Cedar Falls | 2018 | 3B | |
| Bryce Schares | IA | Don Bosco | 2019 | RHP | Southeastern CC (IA) |
| Nick Schmucker | IA | Cedar Rapids Xavier | 2019 | OF | |
| Austin Simpson | IA | Fairfield | 2019 | 1B | Southeastern CC (IA) |
| Jared Simpson | IA | Clinton | 2018 | LHP | Iowa |
| Braden Stovie | IA | Cedar Rapids Xavier | 2019 | SS | Coe College |
| Brett Swalve | IL | Eastland | 2018 | C | Rock Valley JC |
| Jacob Swansen | IA | Johnston | 2019 | OF | |
| Jack Thompson | IA | WDM Valley | 2018 | C | Iowa Central CC |
| Tyson Tucker | IA | Maquoketa Valley | 2018 | RHP | Charlotte |
| Levi Usher | IA | Cedar Rapids Prairie | 2018 | OF | Louisville |
| Brant Vanaman | IL | Hall | 2018 | OF | Kent State |
| Joel Vaske | IA | Dyersville Beckman | 2018 | OF | Southeast Missouri State |
| Bryan Verdon | IA | Davenport North | 2019 | RHP | Black Hawk JC-Moline |
| Quinn Waterhouse | IA | Bondurant Farrar | 2018 | LHP | Black Hawk JC-Moline |
| Cayle Webster | IA | North Scott | 2018 | SS | Mount Mercy University |
| Chase Wertzberger | IA | Cedar Rapids Xavier | 2018 | OF | |
| Ben Wilkins | IA | Greene County | 2018 | RHP | Wartburg College |
| Peyton Williams | IA | Johnston | 2019 | 1B | Iowa |
| Everett Willson | IA | Burlington | 2018 | OF | Southeastern CC (IA) |
| Ryan Wohlers | IA | Davenport Assumption | 2018 | 3B | Loras College |
| Cody Wolfe | IA | Ballard | 2019 | RHP | John Wood CC |
| Robert Samuel Young | IA | Dowling Catholic | 2019 | RHP | Iowa Western CC |