diff --git a/player.gd b/player.gd
index fcf3df8..9d623ae 100644
--- a/player.gd
+++ b/player.gd
@@ -92,6 +92,11 @@ const RAGE_DECAY_DELAY:  float = 5.0   # Sekunden nach letztem Kampfkontakt
 const RAGE_DECAY_RATE:   float = 10.0  # Wut pro Sekunde Verfall
 var _rage_decay_timer:   float = 0.0
 
+# Durchbeißen / Schildwall / Trotz
+var is_defending:        bool  = false
+var _defend_timer:       float = 0.0
+var _defend_mode:        String = ""   # "schildwall" oder "trotz"
+
 # ═══════════════════════════════════════════════════════════════
 # EQUIPMENT
 # ═══════════════════════════════════════════════════════════════
@@ -132,6 +137,10 @@ const HEAVY_STRIKE_RANGE:           float = 2.0
 const TEKTONISCHER_SCHLAG_COOLDOWN: float = 8.0
 const TEKTONISCHER_SCHLAG_RADIUS:   float = 4.0
 const TEKTONISCHER_SCHLAG_RAGE:     int   = 30
+const DURCHBEISSEN_COOLDOWN:        float = 12.0
+const DURCHBEISSEN_DURATION:        float = 4.0
+const SCHILDWALL_BLOCK:             float = 0.85   # 85% Schadensreduktion
+const TROTZ_MAX_REDUCTION:          float = 0.60   # max 60% Reduktion bei 0 HP
 
 # Cast System
 var is_casting: bool = false
@@ -273,6 +282,16 @@ func _init_class_skills():
 					"cooldown": TEKTONISCHER_SCHLAG_COOLDOWN,
 					"cast_time": 0.0,
 				})
+			if level >= 10:
+				var has_offhand = equipment[Equipment.Slot.OFFHAND] != null
+				available_skills.append({
+					"id": "durchbeissen",
+					"name": "Schildwall" if has_offhand else "Trotz",
+					"description": "Schildwall: Blockiert großen Teil des eingehenden Schadens." if has_offhand else "Trotz: Schadensreduktion skaliert mit fehlendem Leben.",
+					"icon": "res://icons/durchbeissen_icon.svg",
+					"cooldown": DURCHBEISSEN_COOLDOWN,
+					"cast_time": 0.0,
+				})
 
 		CharacterClass.MainStat.INTELLIGENCE:  # Magier
 			available_skills.append({
@@ -428,6 +447,14 @@ func get_dps() -> float:
 
 func take_damage(amount: int):
 	var effective = max(1, amount - int(armor * 0.1))
+	if is_defending:
+		if _defend_mode == "schildwall":
+			effective = int(effective * (1.0 - SCHILDWALL_BLOCK))
+		elif _defend_mode == "trotz":
+			var missing_hp = 1.0 - (float(current_hp) / float(max_hp))
+			var reduction = missing_hp * TROTZ_MAX_REDUCTION
+			effective = int(effective * (1.0 - reduction))
+	effective = max(1, effective)
 	current_hp = clamp(current_hp - effective, 0, max_hp)
 	hud.update_health(current_hp, max_hp)
 	_gain_rage(15)
@@ -647,6 +674,8 @@ func _apply_skill(skill_id: String):
 			_do_frostbolt()
 		"tektonischer_schlag":
 			_do_tektonischer_schlag()
+		"durchbeissen":
+			_do_durchbeissen()
 
 # ─── Autoattack ───────────────────────────────────────────────
 
@@ -715,6 +744,17 @@ func _do_tektonischer_schlag():
 	trigger_global_cooldown()
 	print("Tektonischer Schlag! %d Gegner getroffen" % hit_count)
 
+# ─── Durchbeißen / Schildwall / Trotz ────────────────────────
+
+func _do_durchbeissen():
+	var has_offhand = equipment[Equipment.Slot.OFFHAND] != null
+	_defend_mode  = "schildwall" if has_offhand else "trotz"
+	is_defending  = true
+	_defend_timer = DURCHBEISSEN_DURATION
+	skill_cooldowns["durchbeissen"] = DURCHBEISSEN_COOLDOWN
+	trigger_global_cooldown()
+	print("Durchbeißen! Modus: " + _defend_mode)
+
 # ─── Quick Strike (Schurke) ───────────────────────────────────
 
 func _do_quick_strike():
@@ -1037,6 +1077,13 @@ func _physics_process(delta):
 	# ── Wut-Verfall ───────────────────────────────────────────
 	_update_rage_decay(delta)
 
+	# ── Defend-Timer ──────────────────────────────────────────
+	if is_defending:
+		_defend_timer -= delta
+		if _defend_timer <= 0.0:
+			is_defending = false
+			_defend_mode = ""
+
 	# ── Cooldowns herunterzählen ──────────────────────────────
 	var gcd_was_active = global_cooldown > 0
 	if global_cooldown > 0: