diff --git a/src/core/configuration/DefaultConfig.ts b/src/core/configuration/DefaultConfig.ts
index 6846f1cd1..51edb484b 100644
--- a/src/core/configuration/DefaultConfig.ts
+++ b/src/core/configuration/DefaultConfig.ts
@@ -401,16 +401,24 @@ export class DefaultConfig implements Config {
       }
     }
 
+    let largeModifier = 1;
+    if (attacker.numTilesOwned() > 100_000) {
+      largeModifier = Math.sqrt(100_000 / attacker.numTilesOwned());
+    }
+
     if (defender.isPlayer()) {
       return {
         attackerTroopLoss:
           within(defender.troops() / attackTroops, 0.5, 2) *
           mag *
           0.8 *
+          largeModifier *
           (defender.isTraitor() ? this.traitorDefenseDebuff() : 1),
         defenderTroopLoss: defender.troops() / defender.numTilesOwned(),
         tilesPerTickUsed:
-          within(defender.troops() / (5 * attackTroops), 0.2, 1.5) * speed,
+          within(defender.troops() / (5 * attackTroops), 0.2, 1.5) *
+          speed *
+          largeModifier,
       };
     } else {
       return {