| MD | Players | Club | Nationality | DOB | A(D) |
|---|---|---|---|---|---|
| 08-Jul-2018 |  Ray Barkwill | Seattle Seawolves | Canada | 26-Aug-1980 | 37(316) |
| 18-Jun-2018 | Pedrie Wannenburg | Austin Gilgronis | South Africa | 02-Jan-1981 | 37(167) |
| 12-May-2018 | Mike Palefau | Utah Warriors | United States | 10-Sep-1981 | 36(244) |
| 16-Jun-2018 | Hubert Buydens | New Orleans Gold | Canada | 04-Jan-1982 | 36(163) |
| 18-Jun-2018 | Andrew Suniula | Austin Gilgronis | United States | 01-May-1982 | 36(48) |
| 14-May-2018 | Jay Harmon | San Diego Legions | United States | 26-Jul-1983 | 34(293) |
| 01-Jul-2018 | Johan Pietersen | San Diego Legions | South Africa | 18-May-1984 | 34(44) |
| 08-Jul-2018 | Peter Dahl | Colorado Raptors | United States | 11-Nov-1984 | 33(239) |
| 01-Jul-2018 | Kurt Morath | Utah Warriors | Tonga | 13-Nov-1984 | 33(230) |
| 23-Jun-2018 | Fetu'u Vainikolo | Utah Warriors | Tonga | 30-Jan-1985 | 33(144) |
| 08-Jul-2018 | William Rasileka | Seattle Seawolves | Fiji | 26-Feb-1985 | 33(132) |
| 08-Jul-2018 | Maximo de Achaval | Colorado Raptors | United States | 29-Apr-1985 | 33(70) |
| 01-Jul-2018 | Takudzwa Ngwenya | San Diego Legions | United States | 22-Jul-1985 | 32(344) |
| 26-May-2018 | Dan Paul | Houston SaberCats | United States | 31-Jul-1985 | 32(299) |
| 08-Jul-2018 | Phil Mack | Seattle Seawolves | Canada | 18-Sep-1985 | 32(293) |
| 17-Jun-2018 | Mozac Samson | Seattle Seawolves | Canada | 01-Sep-1985 | 32(289) |
| 09-Jun-2018 | Ata Malifa | Colorado Raptors | United States | 10-Sep-1985 | 32(272) |
| 23-Jun-2018 | Ratu Kolinisau | Houston SaberCats | Fiji | 17-Nov-1985 | 32(218) |
| 08-Jul-2018 | Eric Duechle | Seattle Seawolves | United States | 19-May-1986 | 32(50) |
| 12-May-2018 | Kory Olsen | Utah Warriors | United States | 01-Apr-1986 | 32(41) |
| 23-Jun-2018 | Matt Trouville | Houston SaberCats | United States | 09-Jun-1986 | 32(14) |
| 08-Jul-2018 | Olive Kilifi | Seattle Seawolves | United States | 28-Sep-1986 | 31(284) |
| 16-Jun-2018 | Taylor Howden | New Orleans Gold | New Zealand | 26-Sep-1986 | 31(263) |
| 18-Jun-2018 | Roland Suniula | Austin Gilgronis | United States | 17-Dec-1986 | 31(183) |
| 30-Apr-2018 | Anthony Purpura | San Diego Legions | United States | 11-Nov-1986 | 31(170) |
| 03-Jun-2018 | Robert Meeson | Houston SaberCats | United States | 23-Jan-1987 | 31(131) |
| 24-Jun-2018 | Casey Rock | Colorado Raptors | United States | 09-Mar-1987 | 31(107) |
| 23-Jun-2018 | Sam Windsor | Houston SaberCats | Australia | 12-Jun-1987 | 31(12) |
| 01-Jul-2018 | Saia Uhila | Utah Warriors | Tonga | 02-Jul-1987 | 30(365) |
| 01-Jul-2018 | Lote Tu'ipulotu | Utah Warriors | Tonga | 22-Nov-1987 | 30(222) |
| 08-Jul-2018 | Mathew Turner | Seattle Seawolves | England | 18-Jan-1988 | 30(172) |
| 02-Jun-2018 | Kisa Kalougata | Utah Warriors | Fiji | 18-Feb-1988 | 30(105) |
| 17-Jun-2018 | Kellen Gordon | Seattle Seawolves | United States | 27-Apr-1988 | 30(51) |
| 08-Jul-2018 | Shalom Suniula | Seattle Seawolves | United States | 04-Jun-1988 | 30(34) |
| 23-Jun-2018 | Zach Pangelinan | Houston SaberCats | United States | 16-Jun-1988 | 30(7) |
| 28-May-2018 | Peceli Rinakama | New Orleans Gold | Fiji | 01-Jun-1988 | 29(361) |
| 09-Jun-2018 | Chad Joseph | New Orleans Gold | New Zealand | 06-Jul-1988 | 29(338) |
| 08-Jul-2018 | Chad London | Colorado Raptors | United States | 27-Sep-1988 | 29(284) |
| 17-Jun-2018 | Dan Trierweiler | Seattle Seawolves | United States | 09-Sep-1988 | 29(281) |
| 28-Apr-2018 | Zac Mizell | Austin Gilgronis | United States | 01-Sep-1988 | 29(239) |
| 01-Jul-2018 | Tonata Lauti | Utah Warriors | Tonga | 26-Dec-1988 | 29(187) |
| 16-Jun-2018 | Tim Maupin | New Orleans Gold | United States | 23-Mar-1989 | 29(85) |
| 08-Jul-2018 | Peter Tiberio | Seattle Seawolves | United States | 26-Apr-1989 | 29(73) |
| 28-May-2018 | Zack Stryffeler | New Orleans Gold | United States | 11-Apr-1989 | 29(47) |
| 16-Jun-2018 | Bobby Johns | New Orleans Gold | United States | 23-May-1989 | 29(24) |
| 08-Jul-2018 | Shaun Davies | Colorado Raptors | United States | 20-Jun-1989 | 29(18) |
| 08-Jul-2018 | Peter Smith | Seattle Seawolves | Australia | 23-Jul-1989 | 28(350) |
| 08-Jul-2018 | Zach Fenoglio | Colorado Raptors | United States | 29-Jul-1989 | 28(344) |
| 23-Jun-2018 | Adam Macklin | Houston SaberCats | Ireland | 26-Jul-1989 | 28(332) |
| 16-Jun-2018 | Matt Hughston | New Orleans Gold | United States | 26-Jul-1989 | 28(325) |
MD = Match date,
DOB = Date of birth,
A(D) = Age(days).