diff --git a/src/data/mystery-encounters/encounters/safari-zone-encounter.ts b/src/data/mystery-encounters/encounters/safari-zone-encounter.ts
new file mode 100644
index 00000000000..e2dd7849a49
--- /dev/null
+++ b/src/data/mystery-encounters/encounters/safari-zone-encounter.ts
@@ -0,0 +1,172 @@
+import {
+  getHighestLevelPlayerPokemon,
+  koPlayerPokemon,
+  leaveEncounterWithoutBattle,
+  queueEncounterMessage,
+  setEncounterRewards,
+  showEncounterText,
+} from "#app/data/mystery-encounters/mystery-encounter-utils";
+import { ModifierTier } from "#app/modifier/modifier-tier";
+import { GameOverPhase } from "#app/phases";
+import { randSeedInt } from "#app/utils";
+import { MysteryEncounterType } from "#enums/mystery-encounter-type";
+import BattleScene from "../../../battle-scene";
+import IMysteryEncounter, {
+  MysteryEncounterBuilder,
+  MysteryEncounterTier,
+} from "../mystery-encounter";
+import { EncounterOptionMode, MysteryEncounterOptionBuilder } from "../mystery-encounter-option";
+
+/** the i18n namespace for the encounter */
+const namespace = "mysteryEncounter:safari_zone";
+
+export const SafariZoneEncounter: IMysteryEncounter =
+  MysteryEncounterBuilder.withEncounterType(
+    MysteryEncounterType.SAFARI_ZONE
+  )
+    .withEncounterTier(MysteryEncounterTier.GREAT)
+    .withSceneWaveRangeRequirement(10, 180) // waves 2 to 180
+    .withHideIntroVisuals(false)
+    .withIntroSpriteConfigs([
+      {
+        spriteKey: "chest_blue",
+        fileRoot: "mystery-encounters",
+        hasShadow: true,
+        x: 4,
+        y: 8,
+        disableAnimation: true, // Re-enabled after option select
+      },
+    ])
+    .withIntroDialogue([
+      {
+        text: `mysteryEncounter:${namespace}_intro_message`,
+      },
+    ])
+    .withTitle(`mysteryEncounter:${namespace}_title`)
+    .withDescription(`mysteryEncounter:${namespace}_description`)
+    .withQuery(`mysteryEncounter:${namespace}_query`)
+    .withOption(
+      new MysteryEncounterOptionBuilder()
+        .withOptionMode(EncounterOptionMode.DEFAULT)
+        .withDialogue({
+          buttonLabel: "mysteryEncounter:${namespace}_option_1_label",
+          buttonTooltip: "mysteryEncounter:${namespace}_option_1_tooltip",
+          selected: [
+            {
+              text: "mysteryEncounter:${namespace}_option_1_selected_message",
+            },
+          ],
+        })
+        .withPreOptionPhase(async (scene: BattleScene) => {
+          // Play animation
+          const introVisuals =
+            scene.currentBattle.mysteryEncounter.introVisuals;
+          introVisuals.spriteConfigs[0].disableAnimation = false;
+          introVisuals.playAnim();
+        })
+        .withOptionPhase(async (scene: BattleScene) => {
+          // Open the chest
+          const roll = randSeedInt(100);
+          if (roll > 60) {
+            // Choose between 2 COMMON / 2 GREAT tier items (40%)
+            setEncounterRewards(scene, {
+              guaranteedModifierTiers: [
+                ModifierTier.COMMON,
+                ModifierTier.COMMON,
+                ModifierTier.GREAT,
+                ModifierTier.GREAT,
+              ],
+            });
+            // Display result message then proceed to rewards
+            queueEncounterMessage(
+              scene,
+              "mysteryEncounter:${namespace}_option_1_normal_result"
+            );
+            leaveEncounterWithoutBattle(scene);
+          } else if (roll > 40) {
+            // Choose between 3 ULTRA tier items (20%)
+            setEncounterRewards(scene, {
+              guaranteedModifierTiers: [
+                ModifierTier.ULTRA,
+                ModifierTier.ULTRA,
+                ModifierTier.ULTRA,
+              ],
+            });
+            // Display result message then proceed to rewards
+            queueEncounterMessage(
+              scene,
+              "mysteryEncounter:${namespace}_option_1_good_result"
+            );
+            leaveEncounterWithoutBattle(scene);
+          } else if (roll > 36) {
+            // Choose between 2 ROGUE tier items (4%)
+            setEncounterRewards(scene, {
+              guaranteedModifierTiers: [ModifierTier.ROGUE, ModifierTier.ROGUE],
+            });
+            // Display result message then proceed to rewards
+            queueEncounterMessage(
+              scene,
+              "mysteryEncounter:${namespace}_option_1_great_result"
+            );
+            leaveEncounterWithoutBattle(scene);
+          } else if (roll > 35) {
+            // Choose 1 MASTER tier item (1%)
+            setEncounterRewards(scene, {
+              guaranteedModifierTiers: [ModifierTier.MASTER],
+            });
+            // Display result message then proceed to rewards
+            queueEncounterMessage(
+              scene,
+              "mysteryEncounter:${namespace}_option_1_amazing_result"
+            );
+            leaveEncounterWithoutBattle(scene);
+          } else {
+            // Your highest level unfainted Pok�mon gets OHKO. Progress with no rewards (35%)
+            const highestLevelPokemon = getHighestLevelPlayerPokemon(
+              scene,
+              true
+            );
+            koPlayerPokemon(highestLevelPokemon);
+
+            scene.currentBattle.mysteryEncounter.setDialogueToken(
+              "pokeName",
+              highestLevelPokemon.name
+            );
+            // Show which Pokemon was KOed, then leave encounter with no rewards
+            // Does this synchronously so that game over doesn't happen over result message
+            await showEncounterText(
+              scene,
+              "mysteryEncounter:${namespace}_option_1_bad_result"
+            ).then(() => {
+              if (
+                scene.getParty().filter((p) => p.isAllowedInBattle()).length ===
+                0
+              ) {
+                // All pokemon fainted, game over
+                scene.clearPhaseQueue();
+                scene.unshiftPhase(new GameOverPhase(scene));
+              } else {
+                leaveEncounterWithoutBattle(scene);
+              }
+            });
+          }
+        })
+        .build()
+    )
+    .withSimpleOption(
+      {
+        buttonLabel: "mysteryEncounter:${namespace}_option_2_label",
+        buttonTooltip: "mysteryEncounter:${namespace}_option_2_tooltip",
+        selected: [
+          {
+            text: "mysteryEncounter:${namespace}_option_2_selected_message",
+          },
+        ],
+      },
+      async (scene: BattleScene) => {
+        // Leave encounter with no rewards or exp
+        leaveEncounterWithoutBattle(scene, true);
+        return true;
+      }
+    )
+    .build();
diff --git a/src/data/mystery-encounters/mystery-encounters.ts b/src/data/mystery-encounters/mystery-encounters.ts
index 7a78c6edb4c..c384606f5e3 100644
--- a/src/data/mystery-encounters/mystery-encounters.ts
+++ b/src/data/mystery-encounters/mystery-encounters.ts
@@ -162,10 +162,13 @@ export const mysteryEncountersByBiome = new Map<Biome, MysteryEncounterType[]>([
   [Biome.TALL_GRASS, []],
   [Biome.METROPOLIS, []],
   [Biome.FOREST, [
-    MysteryEncounterType.SLEEPING_SNORLAX
+    MysteryEncounterType.SLEEPING_SNORLAX,
+    MysteryEncounterType.SAFARI_ZONE
   ]],
   [Biome.SEA, []],
-  [Biome.SWAMP, []],
+  [Biome.SWAMP, [
+    MysteryEncounterType.SAFARI_ZONE
+  ]],
   [Biome.BEACH, []],
   [Biome.LAKE, []],
   [Biome.SEABED, []],
@@ -189,7 +192,9 @@ export const mysteryEncountersByBiome = new Map<Biome, MysteryEncounterType[]>([
   [Biome.ABYSS, []],
   [Biome.SPACE, []],
   [Biome.CONSTRUCTION_SITE, []],
-  [Biome.JUNGLE, []],
+  [Biome.JUNGLE, [
+    MysteryEncounterType.SAFARI_ZONE
+  ]],
   [Biome.FAIRY_CAVE, []],
   [Biome.TEMPLE, []],
   [Biome.SLUM, []],
diff --git a/src/enums/mystery-encounter-type.ts b/src/enums/mystery-encounter-type.ts
index b5b0144c3be..2819b0eb6fb 100644
--- a/src/enums/mystery-encounter-type.ts
+++ b/src/enums/mystery-encounter-type.ts
@@ -7,5 +7,6 @@ export enum MysteryEncounterType {
   TRAINING_SESSION,
   DEPARTMENT_STORE_SALE,
   SHADY_VITAMIN_DEALER,
-  FIELD_TRIP
+  FIELD_TRIP,
+  SAFARI_ZONE
 }