diff --git a/Sources/PokeTokenBar/Core/CompanionStore.swift b/Sources/PokeTokenBar/Core/CompanionStore.swift
index 5cc470fd..51322805 100644
--- a/Sources/PokeTokenBar/Core/CompanionStore.swift
+++ b/Sources/PokeTokenBar/Core/CompanionStore.swift
@@ -178,6 +178,14 @@ final class CompanionStore {
         if a.dittoDisguise != nil && !a.dittoRevealed { return false }   // 위장 중엔 이로치 숨김(리빌 때 공개)
         return a.isShiny
     }
+    /// 새 알(리롤) 구매 시 실수로 놓아주지 않도록 2단계 확인이 필요한 고가치 개체인지 판정.
+    /// 이로치(shiny)이거나 전설(legendary)인 경우에만 2단계 경고를 띄운다.
+    /// 희귀(rare)는 고급/희귀 알의 반복 리롤 피로도(alert fatigue)를 방지하기 위해 일반 확인만 거친다.
+    /// 위장 중인 메타몽은 `currentIsShiny`(=false)와 `rarity`(=.common)의 불변식을 그대로 따라
+    /// 리빌 전 정체를 누설하지 않는다.
+    var isHighValueCompanion: Bool {
+        currentIsShiny || rarity == .legendary
+    }
     var currentNature: PokemonNature? { state.active?.nature }
     var growthMultiplier: Int? {
         state.active?.hasGrowthBoost == true ? PokemonBalance.repeatGrowthMultiplier : nil
diff --git a/Sources/PokeTokenBar/Core/Localization.swift b/Sources/PokeTokenBar/Core/Localization.swift
index be0e78c3..db913546 100644
--- a/Sources/PokeTokenBar/Core/Localization.swift
+++ b/Sources/PokeTokenBar/Core/Localization.swift
@@ -1094,7 +1094,9 @@ struct L {
           "\(monName) verabschieden und gegen \(eggName) tauschen?")
     }
     var freshEggShinyWarning: String { t("⚠️ 이로치 포켓몬이에요! 정말 놓아줄까요?", "⚠️ This one is shiny! Really send it off?", "⚠️ 色違いです！本当に手放しますか？", "⚠️ ¡Este es variocolor! ¿Seguro que quieres soltarlo?", "⚠️ Celui-ci est chromatique ! Vraiment le laisser partir ?", "⚠️ Esse é shiny! Quer mesmo soltar?", "⚠️ Dieses Pokémon ist schillernd! Wirklich verabschieden?") }
+    var freshEggLegendaryWarning: String { t("⚠️ 전설 포켓몬이에요! 정말 놓아줄까요?", "⚠️ This is a Legendary Pokémon! Really send it off?", "⚠️ 伝説のポケモンです！本当に手放しますか？", "⚠️ ¡Es un Pokémon legendario! ¿Seguro que quieres soltarlo?", "⚠️ C'est un Pokémon légendaire ! Vraiment le laisser partir ?", "⚠️ Esse é um Pokémon lendário! Quer mesmo soltar?", "⚠️ Dieses Pokémon ist legendär! Wirklich verabschieden?") }
     var freshEggDiscardShiny: String { t("이로치 놓아주기", "Send shiny off", "手放す", "Soltar variocolor", "Laisser partir le chromatique", "Soltar o shiny", "Schillerndes Pokémon verabschieden") }
+    var freshEggDiscardValuable: String { t("놓아주기", "Send off", "手放す", "Soltar", "Laisser partir", "Soltar", "Verabschieden") }
 
     // MARK: 사탕 획득 알림 ("왜 받는지" = 토큰 한도를 다 채운 수고에 대한 보상)
     func notifCandyTitle(item: String, count: Int) -> String {
diff --git a/Sources/PokeTokenBar/UI/ShopView.swift b/Sources/PokeTokenBar/UI/ShopView.swift
index cb33399d..e4521cf2 100644
--- a/Sources/PokeTokenBar/UI/ShopView.swift
+++ b/Sources/PokeTokenBar/UI/ShopView.swift
@@ -136,7 +136,7 @@ private struct EggCard: View {
     let nav: PopoverNavigation
     let tier: Rarity?
     @State private var stage: Stage = .idle
-    private enum Stage { case idle, confirm, shinyConfirm }
+    private enum Stage { case idle, confirm, preciousConfirm }
 
     private var price: Int { store.price(of: .egg(tier)) }
 
@@ -204,20 +204,20 @@ private struct EggCard: View {
                 Text(l.eggConfirm(store.displayName, l.eggName(tier)))
                     .font(.caption2).foregroundStyle(.secondary).lineLimit(2)
                 Spacer()
-                // 이로치면 한 번 더 경고, 아니면 즉시 실행.
+                // 이로치나 전설 등 고가치 포켓몬이면 한 번 더 경고, 아니면 즉시 실행.
                 Button(l.buy) {
-                    if store.currentIsShiny { stage = .shinyConfirm } else { commit() }
+                    if store.isHighValueCompanion { stage = .preciousConfirm } else { commit() }
                 }
                 .buttonStyle(.borderedProminent).controlSize(.small)
                 Button(l.cancel) { stage = .idle }
                     .buttonStyle(.borderless).controlSize(.small)
             }
-        case .shinyConfirm:
+        case .preciousConfirm:
             HStack(spacing: 8) {
-                Text(l.freshEggShinyWarning)
+                Text(store.rarity == .legendary ? l.freshEggLegendaryWarning : l.freshEggShinyWarning)
                     .font(.caption2.weight(.semibold)).foregroundStyle(.orange).lineLimit(2)
                 Spacer()
-                Button(l.freshEggDiscardShiny) { commit() }
+                Button(store.currentIsShiny && store.rarity != .legendary ? l.freshEggDiscardShiny : l.freshEggDiscardValuable) { commit() }
                     .buttonStyle(.borderedProminent).controlSize(.small).tint(.orange)
                 Button(l.cancel) { stage = .idle }
                     .buttonStyle(.borderless).controlSize(.small)
diff --git a/Tests/PokeTokenBarTests/PreciousCompanionGuardTests.swift b/Tests/PokeTokenBarTests/PreciousCompanionGuardTests.swift
new file mode 100644
index 00000000..337bd850
--- /dev/null
+++ b/Tests/PokeTokenBarTests/PreciousCompanionGuardTests.swift
@@ -0,0 +1,102 @@
+import XCTest
+@testable import PokeTokenBar
+
+private struct NoOpProvider: PokeProviding {
+    func line(baseSpeciesID: Int) async throws -> EvoLine { throw URLError(.notConnectedToInternet) }
+    func baseSpeciesIndex() async throws -> [BaseSpecies] { [] }
+    func baseSpecies(id: Int) async throws -> BaseSpecies? { nil }
+}
+
+@MainActor
+final class PreciousCompanionGuardTests: XCTestCase {
+    private let now = Date(timeIntervalSince1970: 1_700_000_000)
+
+    private func store(
+        active: Bool = true,
+        rarity: Rarity = .common,
+        shiny: Bool = false,
+        dittoDisguise: Int? = nil,
+        dittoRevealed: Bool = false
+    ) -> CompanionStore {
+        let url = FileManager.default.temporaryDirectory.appendingPathComponent("guard-\(UUID().uuidString).json")
+        let disguiseField = dittoDisguise != nil ? ",\"dittoDisguise\":\(dittoDisguise!),\"dittoRevealed\":\(dittoRevealed)" : ""
+        let mon = "{\"baseID\":10,\"pathIDs\":[10],\"stageIndex\":0,\"usedAtStage\":200000000,"
+            + "\"rarity\":\"\(rarity.rawValue)\",\"totalForms\":3,\"isShiny\":\(shiny)\(disguiseField)}"
+        let json = "{\"installBaselineSet\":true,\"usedSinceInstall\":5000000000,\"spentTokens\":0,"
+            + "\"lastDate\":\"d\",\"active\":\(active ? mon : "null"),\"dex\":[],\"collectedFinals\":[]}"
+        try? json.data(using: .utf8)!.write(to: url)
+        return CompanionStore(provider: NoOpProvider(), clock: { self.now }, fileURL: url, rng: SeededRNG(seed: 1))
+    }
+
+    func testHighValueCompanionIdentifiesLegendaryNonShiny() {
+        let s = store(rarity: .legendary, shiny: false)
+        XCTAssertEqual(s.rarity, .legendary)
+        XCTAssertFalse(s.currentIsShiny)
+        XCTAssertTrue(s.isHighValueCompanion, "전설 포켓몬은 비-이로치라도 고가치 개체로 판정되어 2단계 확인을 거친다")
+    }
+
+    func testHighValueCompanionIdentifiesShinyNonLegendary() {
+        let s = store(rarity: .common, shiny: true)
+        XCTAssertEqual(s.rarity, .common)
+        XCTAssertTrue(s.currentIsShiny)
+        XCTAssertTrue(s.isHighValueCompanion, "이로치 포켓몬은 일반 등급이라도 고가치 개체로 판정된다")
+    }
+
+    func testHighValueCompanionIdentifiesShinyLegendary() {
+        let s = store(rarity: .legendary, shiny: true)
+        XCTAssertEqual(s.rarity, .legendary)
+        XCTAssertTrue(s.currentIsShiny)
+        XCTAssertTrue(s.isHighValueCompanion, "이로치 전설 포켓몬은 고가치 개체로 판정된다")
+    }
+
+    func testHighValueCompanionExcludesCommonNonShiny() {
+        let s = store(rarity: .common, shiny: false)
+        XCTAssertFalse(s.isHighValueCompanion, "일반 비-이로치 포켓몬은 2단계 경고 없이 즉시 교체 가능")
+    }
+
+    func testHighValueCompanionExcludesUncommonNonShiny() {
+        let s = store(rarity: .uncommon, shiny: false)
+        XCTAssertFalse(s.isHighValueCompanion, "고급 비-이로치 포켓몬은 일반 확인만 거친다")
+    }
+
+    func testHighValueCompanionExcludesRareNonShinyToAvoidRerollFatigue() {
+        let s = store(rarity: .rare, shiny: false)
+        XCTAssertEqual(s.rarity, .rare)
+        XCTAssertFalse(s.currentIsShiny)
+        XCTAssertFalse(s.isHighValueCompanion, "희귀(rare) 등급은 희귀 알 반복 리롤 피로도를 막기 위해 2단계 경고 대상에서 제외한다")
+    }
+
+    func testHighValueCompanionIsFalseWhenNoActive() {
+        let s = store(active: false)
+        XCTAssertFalse(s.hasActive)
+        XCTAssertFalse(s.isHighValueCompanion)
+    }
+
+    func testDisguisedDittoDoesNotLeakHighValueStatusBeforeReveal() {
+        // 이로치 메타몽이 일반 포켓몬으로 위장 중인 경우
+        let s = store(rarity: .common, shiny: true, dittoDisguise: 10, dittoRevealed: false)
+        XCTAssertFalse(s.currentIsShiny, "위장 중인 메타몽은 이로치를 숨긴다")
+        XCTAssertEqual(s.rarity, .common, "위장 중인 메타몽의 외견 등급은 common")
+        XCTAssertFalse(s.isHighValueCompanion, "위장 중에는 고가치 확인을 띄워 정체를 누설(leak)하지 않는다")
+
+        // 리빌된 메타몽인 경우
+        let revealed = store(rarity: .rare, shiny: true, dittoDisguise: 10, dittoRevealed: true)
+        XCTAssertTrue(revealed.currentIsShiny)
+        XCTAssertTrue(revealed.isHighValueCompanion, "리빌 후에는 이로치가 드러나 고가치 개체로 판정된다")
+    }
+
+    func testLocalizationStringsCoverAllSevenLanguages() {
+        for lang in AppLanguage.allCases {
+            let l = L(lang)
+            XCTAssertFalse(l.freshEggLegendaryWarning.isEmpty, "전설 경고 문구가 모든 언어(\(lang))에 존재해야 함")
+            XCTAssertTrue(l.freshEggLegendaryWarning.hasPrefix("⚠️"), "경고 접두사 ⚠️ 포함")
+            XCTAssertFalse(l.freshEggDiscardValuable.isEmpty, "놓아주기 버튼 라벨이 모든 언어(\(lang))에 존재해야 함")
+        }
+
+        // 한국어와 영어 문구 특정 검증
+        XCTAssertTrue(L(.ko).freshEggLegendaryWarning.contains("전설 포켓몬"))
+        XCTAssertEqual(L(.ko).freshEggDiscardValuable, "놓아주기")
+        XCTAssertTrue(L(.en).freshEggLegendaryWarning.contains("Legendary"))
+        XCTAssertEqual(L(.en).freshEggDiscardValuable, "Send off")
+    }
+}