diff --git a/VERSION b/VERSION
index 8fe9a83..aa35920 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-v202611-00008
+v202611-00009
diff --git a/src/game.rs b/src/game.rs
index cc183cd..e29356f 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -138,6 +138,7 @@ pub struct St {
 }
 
 pub const RUNE_TOOL: usize = 20; // index of the rune forge tower in ui::TOOLS
+pub const SUMMON_TOOL: usize = 11; // index of summoning in ui::TOOLS
 
 pub fn st(k: EK) -> St {
     let s = |name, hp, atk, range, speed, interval, wage, bounty| St { name, hp, atk, range, speed, interval, wage, bounty };
@@ -1123,7 +1124,7 @@ impl Game {
         self.ents.iter().filter(|e| e.alive && e.creature()).count()
     }
     pub fn worker_count(&self) -> usize {
-        self.ents.iter().filter(|e| e.alive && !e.hero && e.kind == EK::Worker).count()
+        self.ents.iter().filter(|e| e.alive && !e.hero && e.kind == EK::Worker && e.side == self.me_side && !e.chained).count()
     }
     pub fn summon_cost(&self) -> f32 {
         80.0 + 20.0 * (self.worker_count() as f32 - 4.0).max(0.0)
@@ -1137,6 +1138,7 @@ impl Game {
         e.id = id;
         e.kind = kind;
         e.hero = hero;
+        e.side = self.me_side;
         e.x = x;
         e.y = y;
         e.disp_x = x;
@@ -1377,6 +1379,12 @@ impl Game {
             }
             self.carve_master_area(*side, cores[k]);
             self.add_master(*side, cores[k]);
+            self.switch_to(*side);
+            let (cx, cy) = cores[k];
+            // a new master needs the same starting crew side 0 already has
+            for j in 0..4 {
+                self.spawn(EK::Worker, false, cx as f32 - 0.5, cy as f32 + j as f32 * 0.7 + 0.3, 1);
+            }
         }
         self.local_side = local;
         self.switch_to(local);
diff --git a/src/netplay.rs b/src/netplay.rs
index a27eb92..c6c6e55 100644
--- a/src/netplay.rs
+++ b/src/netplay.rs
@@ -52,6 +52,15 @@ impl Game {
         if !self.start_masters(sides, local) {
             return false;
         }
+        // every master has to be able to build his dungeon at once
+        if let Some(v) = self.known.get_mut(crate::game::SUMMON_TOOL) {
+            *v = true;
+        }
+        for m in self.masters.iter_mut() {
+            if let Some(v) = m.known.get_mut(crate::game::SUMMON_TOOL) {
+                *v = true;
+            }
+        }
         self.netplay = Some(Netplay::default());
         true
     }
@@ -271,6 +280,22 @@ mod tests {
         assert_eq!(a.checksum(), b.checksum());
     }
 
+    #[test]
+    fn a_new_match_master_can_summon_at_once() {
+        let mut g = client(24, 2);
+        assert!(g.tool_allowed(crate::game::SUMMON_TOOL), "summoning is known in a match");
+        assert_eq!(g.worker_count(), 4, "a new master starts with his own four imps");
+        let (cx, cy) = core_of(&g, Owner::Rival1);
+        let mana = g.mana;
+        let cost = g.summon_cost();
+        g.queue(Act::Summon { x: cx as f32 - 0.5, y: cy as f32 + 0.5 });
+        let turn = g.take_orders();
+        g.receive_turn(&turn);
+        assert!(cost > 0.0 && g.mana < mana, "summoning costs mana");
+        assert!(g.ents.iter().any(|e| e.kind == crate::game::EK::Worker && e.side == 2 && e.alive), "the summoned imp belongs to the master who summoned it");
+        assert_eq!(g.worker_count(), 5, "the summon counts as the master's own worker");
+    }
+
     #[test]
     fn a_client_without_the_next_turn_stands_still_and_its_orders_wait() {
         let mut g = client(22, 0);