diff --git a/src/game/block.py b/src/game/block.py
index b465e3c..56c5b41 100644
--- a/src/game/block.py
+++ b/src/game/block.py
@@ -1,6 +1,6 @@
 import numpy as np
 import pygame
-from utils import CONFIG, Size
+from utils import CONFIG, Rotation, Size
 
 
 class Block(pygame.sprite.Sprite):
@@ -60,17 +60,18 @@ class Block(pygame.sprite.Sprite):
         """
         return y >= CONFIG.game.rows or (y >= 0 and field[y, int(self.pos.x)])
 
-    def rotate(self, pivot: pygame.Vector2) -> pygame.Vector2:
+    def rotate(self, pivot: pygame.Vector2, rotation: Rotation) -> pygame.Vector2:
         """
         Rotates the block around a given pivot point.
 
         Args:
             pivot: The pivot point for rotation.
+            rotation: The rotation direction.
 
         Returns:
             The new position of the block after rotation.
         """
-        return pivot + (self.pos - pivot).rotate(90)
+        return pivot + (self.pos - pivot).rotate(rotation.value)
 
     def _initialize_image(self, color: str) -> None:
         """
diff --git a/src/game/game.py b/src/game/game.py
index 64e1b1c..2b1c1ff 100644
--- a/src/game/game.py
+++ b/src/game/game.py
@@ -2,7 +2,7 @@ from typing import Callable, Optional
 
 import numpy as np
 import pygame
-from utils import CONFIG, Direction, Field, Figure
+from utils import CONFIG, Direction, Field, Figure, Rotation
 
 from .block import Block
 from .log import log
@@ -287,9 +287,14 @@ class Game:
         self.surface.fill(CONFIG.colors.bg_float)
 
     def _handle_movement_keys(self, keys: list[bool]) -> None:
-        """Handle movement keys [K_LEFT, K_RIGHT, K_a, K_d, K_h, K_l]."""
-        left_keys = keys[pygame.K_LEFT] or keys[pygame.K_a] or keys[pygame.K_h]
-        right_keys = keys[pygame.K_RIGHT] or keys[pygame.K_d] or keys[pygame.K_l]
+        """
+        Handle movement keys.
+
+        Move right [K_d, K_l].
+        Move left [K_a, K_h].
+        """
+        right_keys = keys[pygame.K_d] or keys[pygame.K_l]
+        left_keys = keys[pygame.K_a] or keys[pygame.K_h]
 
         if not self.timers.horizontal.active:
             if left_keys:
@@ -300,18 +305,32 @@ class Game:
                 self.timers.horizontal.activate()
 
     def _handle_rotation_keys(self, keys: list[bool]) -> None:
-        """Handle rotation keys [K_r, K_UP, K_w, K_k]."""
-        rotate_keys = (
+        """
+        Handle rotation keys.
+
+        Rotation clockwise [K_RIGHT, K_UP, K_r, K_w, K_k].
+        Rotation counter-clockwise [K_LEFT, K_e, K_i].
+        """
+        clockwise_keys = (
             keys[pygame.K_r]
             or keys[pygame.K_UP]
             or keys[pygame.K_w]
             or keys[pygame.K_k]
+            or keys[pygame.K_RIGHT]
+        )
+
+        counter_clockwise_keys = (
+            keys[pygame.K_e] or keys[pygame.K_i] or keys[pygame.K_LEFT]
         )
         if not self.timers.rotation.active:
-            if rotate_keys:
+            if clockwise_keys:
                 self.tetromino.rotate()
                 self.timers.rotation.activate()
 
+            if counter_clockwise_keys:
+                self.tetromino.rotate(Rotation.COUNTER_CLOCKWISE)
+                self.timers.rotation.activate()
+
     def _handle_down_key(self, keys: list[bool]) -> None:
         """Handle the down key [K_DOWN, K_s, K_j]."""
         down_keys = keys[pygame.K_DOWN] or keys[pygame.K_s] or keys[pygame.K_j]
diff --git a/src/game/tetromino.py b/src/game/tetromino.py
index 13f10ef..f2cd75a 100644
--- a/src/game/tetromino.py
+++ b/src/game/tetromino.py
@@ -2,7 +2,7 @@ from typing import Callable, Optional
 
 import numpy as np
 import pygame
-from utils import CONFIG, Direction, Figure, Size
+from utils import CONFIG, Direction, Figure, Rotation, Size
 
 from .block import Block
 from .log import log
@@ -66,11 +66,14 @@ class Tetromino:
             for block in self.blocks:
                 block.pos.x += direction.value
 
-    def rotate(self) -> None:
+    def rotate(self, rotation: Rotation = Rotation.CLOCKWISE) -> None:
         """
         Rotates the Tetromino clockwise.
 
         Does not rotate if the Tetromino is an O-shaped (square) figure.
+
+        Args:
+            rotation: Rotation to perform (CLOCKWISE or COUNTER_CLOCKWISE).
         """
         if self.figure == Figure.O:
             return
@@ -78,7 +81,7 @@ class Tetromino:
         pivot: pygame.Vector2 = self.blocks[0].pos
 
         new_positions: list[pygame.Vector2] = [
-            block.rotate(pivot) for block in self.blocks
+            block.rotate(pivot, rotation) for block in self.blocks
         ]
 
         if self._are_new_positions_valid(new_positions):
diff --git a/src/utils/__init__.py b/src/utils/__init__.py
index 954d5af..e93aab5 100644
--- a/src/utils/__init__.py
+++ b/src/utils/__init__.py
@@ -1,5 +1,5 @@
 from .config import CONFIG
-from .enum import Direction, Field
+from .enum import Direction, Field, Rotation
 from .figure import Figure, FigureConfig
 from .log import log
 from .path import BASE_PATH
@@ -14,4 +14,5 @@ __all__ = [
     "FigureConfig",
     "Direction",
     "Field",
+    "Rotation",
 ]
diff --git a/src/utils/enum.py b/src/utils/enum.py
index bff8c2a..c9bad06 100644
--- a/src/utils/enum.py
+++ b/src/utils/enum.py
@@ -8,6 +8,11 @@ class Direction(Enum):
     UP = -1
 
 
+class Rotation(Enum):
+    CLOCKWISE = 90
+    COUNTER_CLOCKWISE = -90
+
+
 class Field(Enum):
     EMPTY = None
     FILLED = "Block"