diff --git a/manim/animation/animation.py b/manim/animation/animation.py
index 0eab06843e..33fbccec79 100644
--- a/manim/animation/animation.py
+++ b/manim/animation/animation.py
@@ -144,6 +144,7 @@ def __init__(
     ) -> None:
         self._typecheck_input(mobject)
         self.run_time: float = run_time
+        self.total_time: float
         self.rate_func: Callable[[float], float] = rate_func
         self.reverse_rate_function: bool = reverse_rate_function
         self.name: str | None = name
diff --git a/manim/animation/updaters/mobject_update_utils.py b/manim/animation/updaters/mobject_update_utils.py
index 213180f3bd..cbeacfbb93 100644
--- a/manim/animation/updaters/mobject_update_utils.py
+++ b/manim/animation/updaters/mobject_update_utils.py
@@ -15,7 +15,7 @@
 
 
 import inspect
-from typing import TYPE_CHECKING, Callable
+from typing import TYPE_CHECKING, Any, Callable
 
 import numpy as np
 
@@ -26,6 +26,7 @@
 
 if TYPE_CHECKING:
     from manim.animation.animation import Animation
+    from manim.typing import Vector3DLike
 
 
 def assert_is_mobject_method(method: Callable) -> None:
@@ -34,25 +35,31 @@ def assert_is_mobject_method(method: Callable) -> None:
     assert isinstance(mobject, (Mobject, OpenGLMobject))
 
 
-def always(method: Callable, *args, **kwargs) -> Mobject:
+def always(method: Callable, *args: Any, **kwargs: Any) -> Mobject | OpenGLMobject:
     assert_is_mobject_method(method)
-    mobject = method.__self__
+    # error: "Callable[..., Any]" has no attribute "__self__"  [attr-defined]
+    mobject: Mobject | OpenGLMobject = method.__self__
+    # error: "Callable[..., Any]" has no attribute "__func__"  [attr-defined]
     func = method.__func__
     mobject.add_updater(lambda m: func(m, *args, **kwargs))
     return mobject
 
 
-def f_always(method: Callable[[Mobject], None], *arg_generators, **kwargs) -> Mobject:
+def f_always(
+    method: Callable[[Mobject], None], *arg_generators: Any, **kwargs: Any
+) -> Mobject | OpenGLMobject:
     """
     More functional version of always, where instead
     of taking in args, it takes in functions which output
     the relevant arguments.
     """
     assert_is_mobject_method(method)
-    mobject = method.__self__
+    # error: "Callable[[Mobject], None]" has no attribute "__self__"  [attr-defined]
+    mobject: Mobject | OpenGLMobject = method.__self__
+    # error: "Callable[[Mobject], None]" has no attribute "__func__"  [attr-defined]
     func = method.__func__
 
-    def updater(mob):
+    def updater(mob: Mobject | OpenGLMobject) -> None:
         args = [arg_generator() for arg_generator in arg_generators]
         func(mob, *args, **kwargs)
 
@@ -60,7 +67,7 @@ def updater(mob):
     return mobject
 
 
-def always_redraw(func: Callable[[], Mobject]) -> Mobject:
+def always_redraw(func: Callable[[], Mobject]) -> Mobject | OpenGLMobject:
     """Redraw the mobject constructed by a function every frame.
 
     This function returns a mobject with an attached updater that
@@ -106,8 +113,8 @@ def construct(self):
 
 
 def always_shift(
-    mobject: Mobject, direction: np.ndarray[np.float64] = RIGHT, rate: float = 0.1
-) -> Mobject:
+    mobject: Mobject | OpenGLMobject, direction: Vector3DLike = RIGHT, rate: float = 0.1
+) -> Mobject | OpenGLMobject:
     """A mobject which is continuously shifted along some direction
     at a certain rate.
 
@@ -144,7 +151,9 @@ def construct(self):
     return mobject
 
 
-def always_rotate(mobject: Mobject, rate: float = 20 * DEGREES, **kwargs) -> Mobject:
+def always_rotate(
+    mobject: Mobject | OpenGLMobject, rate: float = 20 * DEGREES, **kwargs: Any
+) -> Mobject | OpenGLMobject:
     """A mobject which is continuously rotated at a certain rate.
 
     Parameters
@@ -178,8 +187,8 @@ def construct(self):
 
 
 def turn_animation_into_updater(
-    animation: Animation, cycle: bool = False, delay: float = 0, **kwargs
-) -> Mobject:
+    animation: Animation, cycle: bool = False, delay: float = 0, **kwargs: Any
+) -> Mobject | OpenGLMobject:
     """
     Add an updater to the animation's mobject which applies
     the interpolation and update functions of the animation
@@ -210,7 +219,7 @@ def construct(self):
     animation.begin()
     animation.total_time = -delay
 
-    def update(m: Mobject, dt: float):
+    def update(m: Mobject, dt: float) -> None:
         if animation.total_time >= 0:
             run_time = animation.get_run_time()
             time_ratio = animation.total_time / run_time
@@ -230,5 +239,5 @@ def update(m: Mobject, dt: float):
     return mobject
 
 
-def cycle_animation(animation: Animation, **kwargs) -> Mobject:
+def cycle_animation(animation: Animation, **kwargs: Any) -> Mobject | OpenGLMobject:
     return turn_animation_into_updater(animation, cycle=True, **kwargs)
diff --git a/mypy.ini b/mypy.ini
index a830f2336a..f4acaf6581 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -69,9 +69,6 @@ ignore_errors = True
 [mypy-manim.animation.transform]
 ignore_errors = True
 
-[mypy-manim.animation.updaters.mobject_update_utils]
-ignore_errors = True
-
 [mypy-manim.camera.mapping_camera]
 ignore_errors = True