diff --git a/gatherling/admin/db-upgrade.php b/gatherling/admin/db-upgrade.php
index 92a1b5fdd..3a7648f53 100644
--- a/gatherling/admin/db-upgrade.php
+++ b/gatherling/admin/db-upgrade.php
@@ -819,6 +819,10 @@ function redirect_deck_update($latest_id = 0)
 	        ADD COLUMN `discord_channel_id` VARCHAR(20) NULL DEFAULT NULL AFTER `discord_guild_id`,
 	        CHANGE COLUMN `discord_require_membership` `discord_require_membership` INT NULL DEFAULT NULL AFTER `discord_guild_invite`;');
 });
+upgrade_db(51, 'Add Initial Seed', function () {
+    do_query('ALTER TABLE `entries`
+            ADD COLUMN `initial_seed` INT NULL DEFAULT 127 AFTER `initial_byes`;');
+});
 $db->autocommit(true);
 
 info('DB is up to date!');
diff --git a/gatherling/event.php b/gatherling/event.php
index 2f26544b8..5cdcea164 100644
--- a/gatherling/event.php
+++ b/gatherling/event.php
@@ -743,7 +743,12 @@ function playerList($event)
         if ($format->tribal) {
             echo '<th>Tribe</th>';
         }
-        echo '<th>Byes</th>';
+        if ($event->mainstruct == 'Swiss')
+            echo '<th>Byes</th>';
+        elseif ($event->mainstruct == 'Single Elimination')
+            echo '<th>Seed</th>';
+        else
+            echo '<th></th>';
         echo '<th>Delete</th></tr>';
     } else {
         echo '<tr><td align="center" colspan="5"><i>';
@@ -797,10 +802,21 @@ function playerList($event)
             }
         }
         echo '<td align="center">';
-        if ($event->active == 1 || $event->finalized) {
-            echo $entry->initial_byes;
-        } else {
-            initialByeDropMenu('initial_byes[]', $entry->player->name, $entry->initial_byes);
+        if ($event->mainstruct == 'Swiss')
+        {
+            if ($event->active == 1 || $event->finalized) {
+                echo $entry->initial_byes;
+            } else {
+                initialByeDropMenu('initial_byes[]', $entry->player->name, $entry->initial_byes);
+            }
+        }
+        elseif ($event->mainstruct == 'Single Elimination')
+        {
+            if ($event->active == 1 || $event->finalized) {
+                echo $entry->initial_seed;
+            } else {
+                initialSeedDropMenu('initial_seed[]', $entry->player->name, $entry->initial_seed, $numentries);
+            }
         }
         echo '</td>';
         echo '<td align="center">';
@@ -844,6 +860,8 @@ function playerList($event)
     if ($event->active == 0 && $event->finalized == 0) {
         echo '<table><tr><td colspan="2">';
         echo '<font color= "red"><b><p class="squeeze">Warning: Players who have not entered deck lists will be dropped automatically!</p></b></font>';
+        if ($event->mainstruct == 'Single Elimination')
+            echo '<p>Note: When assigning initial seeds, players will be paired 1v2, 3v4, 5v6, etc.</p>';
         echo '</td></tr></table>';
     }
 
@@ -1529,6 +1547,16 @@ function initialByeDropMenu($name = 'initial_byes', $playername = '', $current_b
     echo '</select>';
 }
 
+function initialSeedDropMenu($name = 'initial_seed', $playername = '', $current_seed = 127, $numentries = 8)
+{
+    echo "<select class=\"inputbox\" name=\"{$name}\">";
+    echo "<option value=\"$playername 127\"".($current_seed == 127 ? ' selected' : '').'>None</option>';
+    for ($i = 1; $i <= $numentries; $i++) {
+        echo "<option value=\"$playername $i\"".($current_seed == $i ? ' selected' : '').">$i</option>";
+    }
+    echo '</select>';
+}
+
 function controlPanel($event, $cur = '')
 {
     $name = $event->name;
@@ -1587,6 +1615,22 @@ function updateReg()
             }
         }
     }
+
+    if (isset($_POST['initial_seed'])) {
+        foreach ($_POST['initial_seed'] as $seeddata) {
+            if (!empty(trim($seeddata))) {
+                $array_data = explode(' ', $seeddata);
+                $seed = intval($array_data[count($array_data) - 1]);
+                unset($array_data[count($array_data) - 1]);
+                $playername = implode(' ', $array_data);
+                if (in_array($playername, $dropped)) {
+                    continue;
+                }
+                $entry = new Entry($event->id, $playername);
+                $entry->setInitialSeed($seed);
+            }
+        }
+    }
 }
 
 function updateMatches()
diff --git a/gatherling/index.php b/gatherling/index.php
index 98f5980de..49c50d494 100644
--- a/gatherling/index.php
+++ b/gatherling/index.php
@@ -10,7 +10,7 @@
 
 include 'lib.php';
 $version = Database::single_result('SELECT version FROM db_version LIMIT 1');
-if ($version < 42) {
+if ($version < 51) {
     $gatherlingoutofservice = 1;
 }
 
diff --git a/gatherling/models/Entry.php b/gatherling/models/Entry.php
index 84a6e0337..3392ad878 100644
--- a/gatherling/models/Entry.php
+++ b/gatherling/models/Entry.php
@@ -12,6 +12,7 @@ class Entry
     public $medal;
     public $drop_round;
     public $initial_byes;
+    public $initial_seed;
     public $ignored;
 
     public static function findByEventAndPlayer($event_id, $playername)
@@ -84,12 +85,12 @@ public static function playerRegistered($eventid, $playername)
     public function __construct($event_id, $playername)
     {
         $db = Database::getConnection();
-        $stmt = $db->prepare('SELECT deck, medal, ignored, drop_round, initial_byes FROM entries WHERE event_id = ? AND player = ?');
+        $stmt = $db->prepare('SELECT deck, medal, ignored, drop_round, initial_byes, initial_seed FROM entries WHERE event_id = ? AND player = ?');
         $stmt or exit($db->error);
         $stmt->bind_param('ds', $event_id, $playername);
         $stmt->execute();
         $this->ignored = 0;
-        $stmt->bind_result($deckid, $this->medal, $this->ignored, $this->drop_round, $this->initial_byes);
+        $stmt->bind_result($deckid, $this->medal, $this->ignored, $this->drop_round, $this->initial_byes, $this->initial_seed);
 
         if ($stmt->fetch() == null) {
             throw new Exception('Entry for '.$playername.' in '.$event_id.' not found');
@@ -207,6 +208,11 @@ public function createDeckLink()
         }
     }
 
+    /**
+     * @param int $byeqty
+     *
+     * @return void
+     */
     public function setInitialByes($byeqty)
     {
         $db = Database::getConnection();
@@ -223,4 +229,21 @@ public function setInitialByes($byeqty)
         $db->commit();
         $db->autocommit(true);
     }
+
+    public function setInitialSeed($byeqty)
+    {
+        $db = Database::getConnection();
+        $db->autocommit(false);
+        $stmt = $db->prepare('UPDATE entries SET initial_seed = ? WHERE player = ? AND event_id = ?');
+        $stmt->bind_param('dsd', $byeqty, $this->player->name, $this->event->id);
+        $stmt->execute();
+        if ($stmt->affected_rows < 0) {
+            $db->rollback();
+            $db->autocommit(true);
+
+            throw new Exception('Entry for '.$this->player->name.' in '.$this->event->name.' not found');
+        }
+        $db->commit();
+        $db->autocommit(true);
+    }
 }
diff --git a/gatherling/models/Event.php b/gatherling/models/Event.php
index 3386ea8e5..04218e894 100644
--- a/gatherling/models/Event.php
+++ b/gatherling/models/Event.php
@@ -660,6 +660,9 @@ public function getEntriesByMedal()
         );
     }
 
+    /**
+     * @return Entry[]
+     */
     public function getEntries()
     {
         $players = $this->getPlayers();
@@ -672,7 +675,12 @@ public function getEntries()
         return $entries;
     }
 
-    public function getRegisteredEntries($deleteinvalid = false)
+    /**
+     * @param bool $deleteinvalid
+     *
+     * @return Entry[]
+     */
+    public function getRegisteredEntries($deleteinvalid = false, $skip_invalid = false)
     {
         $players = $this->getPlayers();
 
@@ -682,8 +690,11 @@ public function getRegisteredEntries($deleteinvalid = false)
             if (is_null($entry->deck) || !$entry->deck->isValid()) {
                 if ($deleteinvalid) {
                     $entry->removeEntry($player);
+                    continue;
+                }
+                if ($skip_invalid) {
+                    continue;
                 }
-                continue;
             }
             $entries[] = $entry;
         }
@@ -1175,7 +1186,7 @@ public function isLeague()
     // All this should probably go somewhere else
     // Pairs the round which is currently running.
     // This should probably be in Standings?
-    public function pairCurrentRound()
+    public function pairCurrentRound($skip_invalid = false)
     {
         //Check if all matches in the current round are finished
         if (count($this->unfinishedMatches()) === 0) {
@@ -1202,7 +1213,7 @@ public function pairCurrentRound()
                 switch ($structure) {
                     case 'Swiss':
                     case 'Swiss (Blossom)':
-                        $this->swissPairingBlossom($subevent_id);
+                        $this->swissPairingBlossom($subevent_id, $skip_invalid);
                         break;
                     case 'Single Elimination':
                         $this->singleElimination($round);
@@ -1233,12 +1244,14 @@ public function pairCurrentRound()
     }
 
     // Pairs the current swiss round by using the Blossom method
-    public function swissPairingBlossom($subevent_id)
+    public function swissPairingBlossom($subevent_id, $skip_invalid)
     {
         Standings::resetMatched($this->name);
         $active_entries = Entry::getActivePlayers($this->id);
 
-        $this->skipInvalidDecks($active_entries);
+        if ($skip_invalid) {
+            $this->skipInvalidDecks($active_entries);
+        }
         $this->assignInitialByes($active_entries, $this->current_round + 1);
 
         $db = Database::getConnection();
@@ -1832,7 +1845,7 @@ public function startEvent($precheck)
         $entries = $this->getRegisteredEntries($precheck);
         Standings::startEvent($entries, $this->name);
         // $this->dropInvalidEntries();
-        $this->pairCurrentRound();
+        $this->pairCurrentRound($precheck);
         $this->active = 1;
         $this->save();
     }
diff --git a/gatherling/models/Standings.php b/gatherling/models/Standings.php
index d10e78331..af8778264 100644
--- a/gatherling/models/Standings.php
+++ b/gatherling/models/Standings.php
@@ -22,7 +22,7 @@ class Standings
     public $matched;
     public $new;
 
-    public function __construct($eventname, $playername)
+    public function __construct($eventname, $playername, $initial_seed = 127)
     {
         // Check to see if we are doing event standings of player standings
         if ($playername == '0') {
@@ -31,7 +31,6 @@ public function __construct($eventname, $playername)
 
             return;
         } else {
-            //echo "past loop";
             $db = Database::getConnection();
             $stmt = $db->prepare('SELECT active, matches_played, games_won, games_played, byes, OP_Match, PL_Game, OP_Game, score, seed, matched, matches_won, draws FROM standings WHERE event = ? AND player = ? limit 1');
             $stmt or exit($db->error);
@@ -42,6 +41,7 @@ public function __construct($eventname, $playername)
             $this->event = $eventname;
             if ($stmt->fetch() == null) { // No entry in standings table,
                 $this->new = true;
+                $this->seed = $initial_seed;
             }
             $stmt->close();
         }
@@ -63,7 +63,6 @@ public function save()
                 $this->OP_Match = 0;
                 $this->PL_Game = 0;
                 $this->OP_Game = 0;
-                $this->seed = 127;
                 $this->matched = 0;
                 $this->draws = 0;
 
@@ -327,10 +326,16 @@ public function League_getAvailable_Opponents($subevent, $round)
         return $opponent_names;
     }
 
+    /**
+     * @param Entry[] $entries
+     * @param string  $event_name
+     *
+     * @return void
+     */
     public static function startEvent($entries, $event_name)
     {
         foreach ($entries as $entry) {
-            $standing = new self($event_name, $entry->player->name);
+            $standing = new self($event_name, $entry->player->name, $entry->initial_seed);
             $standing->save();
         }
     }
diff --git a/tests/EventsTest.php b/tests/EventsTest.php
index b3c947f0e..3f23acc6f 100644
--- a/tests/EventsTest.php
+++ b/tests/EventsTest.php
@@ -112,7 +112,7 @@ public function testRegistration($event)
         // 8 players have expressed interest in the event.
         $this->assertEquals(10, count($event->getEntries()));
         // No players have filled out decklists.
-        $this->assertEquals(0, count($event->getRegisteredEntries()));
+        $this->assertEquals(0, count($event->getRegisteredEntries(false, true)));
 
         $deck = insertDeck('testplayer0', $event, '60 Plains', '');
         $this->assertEmpty($deck->errors, json_encode($deck->errors));
@@ -131,7 +131,7 @@ public function testRegistration($event)
         $deck = insertDeck('testplayer7', $event, "55 Mountain\n5 Seven Dwarves", '5 Seven Dwarves');
         $this->assertNotEmpty($deck->errors, json_encode($deck->errors), 'Too Many Dwarves');
         // 5 Valid decks (0, 1, 2, and 4, 5), 3 invalid deck (3, 6, 7), and 3 not submitted decks.
-        $this->assertEquals(5, count($event->getRegisteredEntries()));
+        $this->assertEquals(5, count($event->getRegisteredEntries(false, true)));
 
         return $event;
     }