diff --git a/copying.md b/copying.md
index ef72f1df7d..9b767cdb50 100644
--- a/copying.md
+++ b/copying.md
@@ -172,6 +172,7 @@ _the openage authors_ are:
 | Jason Lu                    | jasonlu, lugt               | lu.gt à 163 dawt com                               |
 | Luca Pizzagalli             | lucapizzagalli              | web à lucapizzagalli dawt com                     |
 | Erwan Billard               | iacker                      | 82095453+iacker à users dawt noreply dawt github dawt com |
+| Deniz Kökden                | denizkoekden                | koekdendeniz à gmail dawt com                     |
 
 If you're a first-time committer, add yourself to the above list. This is not
 just for legal reasons, but also to keep an overview of all those nicknames.
diff --git a/openage/convert/entity_object/export/texture.py b/openage/convert/entity_object/export/texture.py
index 3047b9c582..b7e1f1c359 100644
--- a/openage/convert/entity_object/export/texture.py
+++ b/openage/convert/entity_object/export/texture.py
@@ -85,7 +85,7 @@ def __init__(
         self.best_packer_hints: tuple | None = None
 
         self.image_data: TextureImage | None = None
-        self.image_metadata: list[dict[str, int]] = []
+        self.image_metadata: dict[str, typing.Any] = {}
 
         spam("creating Texture from %s", repr(input_data))
 
@@ -149,7 +149,7 @@ def _to_subtextures(
         else:
             return [subtex]
 
-    def get_metadata(self) -> list[dict[str, int]]:
+    def get_metadata(self) -> dict[str, typing.Any]:
         """
         Get the image metadata information.
         """
diff --git a/openage/convert/processor/conversion/aoc/upgrade_attribute_subprocessor.py b/openage/convert/processor/conversion/aoc/upgrade_attribute_subprocessor.py
index 2f36521a00..43ad57425c 100644
--- a/openage/convert/processor/conversion/aoc/upgrade_attribute_subprocessor.py
+++ b/openage/convert/processor/conversion/aoc/upgrade_attribute_subprocessor.py
@@ -13,6 +13,7 @@
 
 import typing
 
+from .....nyan.nyan_structs import MemberOperator
 from ....entity_object.conversion.aoc.genie_tech import GenieTechEffectBundleGroup
 from ....entity_object.conversion.aoc.genie_unit import GenieBuildingLineGroup
 from ....entity_object.conversion.converter_object import RawAPIObject
@@ -22,7 +23,6 @@
 if typing.TYPE_CHECKING:
     from openage.convert.entity_object.conversion.aoc.genie_unit import GenieGameEntityGroup
     from openage.convert.entity_object.conversion.converter_object import ConverterObjectGroup
-    from openage.nyan.nyan_structs import MemberOperator
 
 
 class AoCUpgradeAttributeSubprocessor:
@@ -414,7 +414,7 @@ def ballistics_upgrade(
             nyan_patch_raw_api_object.set_patch_target(patch_target_forward_ref)
 
             nyan_patch_raw_api_object.add_raw_patch_member(
-                "target_mode", target_mode, "engine.ability.type.Projectile", operator
+                "target_mode", target_mode, "engine.ability.type.Projectile", MemberOperator.ASSIGN
             )
 
             patch_forward_ref = ForwardRef(converter_group, nyan_patch_ref)
@@ -459,7 +459,7 @@ def ballistics_upgrade(
             nyan_patch_raw_api_object.set_patch_target(patch_target_forward_ref)
 
             nyan_patch_raw_api_object.add_raw_patch_member(
-                "target_mode", target_mode, "engine.ability.type.Projectile", operator
+                "target_mode", target_mode, "engine.ability.type.Projectile", MemberOperator.ASSIGN
             )
 
             patch_forward_ref = ForwardRef(converter_group, nyan_patch_ref)
@@ -1489,6 +1489,9 @@ def max_projectiles_upgrade(
 
         patches = []
 
+        if not line.is_projectile_shooter():
+            return patches
+
         obj_id = converter_group.get_id()
         if isinstance(converter_group, GenieTechEffectBundleGroup):
             tech_lookup_dict = internal_name_lookups.get_tech_lookups(dataset.game_version)
@@ -1573,6 +1576,9 @@ def min_projectiles_upgrade(
 
         patches = []
 
+        if not line.is_projectile_shooter():
+            return patches
+
         obj_id = converter_group.get_id()
         if isinstance(converter_group, GenieTechEffectBundleGroup):
             tech_lookup_dict = internal_name_lookups.get_tech_lookups(dataset.game_version)
diff --git a/openage/convert/processor/conversion/ror/upgrade_attribute_subprocessor.py b/openage/convert/processor/conversion/ror/upgrade_attribute_subprocessor.py
index c6b7ef4df2..1abc9b51d8 100644
--- a/openage/convert/processor/conversion/ror/upgrade_attribute_subprocessor.py
+++ b/openage/convert/processor/conversion/ror/upgrade_attribute_subprocessor.py
@@ -13,6 +13,7 @@
 
 import typing
 
+from .....nyan.nyan_structs import MemberOperator
 from ....entity_object.conversion.aoc.genie_tech import GenieTechEffectBundleGroup
 from ....entity_object.conversion.converter_object import RawAPIObject
 from ....service.conversion import internal_name_lookups
@@ -21,7 +22,6 @@
 if typing.TYPE_CHECKING:
     from openage.convert.entity_object.conversion.aoc.genie_unit import GenieGameEntityGroup
     from openage.convert.entity_object.conversion.converter_object import ConverterObjectGroup
-    from openage.nyan.nyan_structs import MemberOperator
 
 
 class RoRUpgradeAttributeSubprocessor:
@@ -105,7 +105,7 @@ def ballistics_upgrade(
             nyan_patch_raw_api_object.set_patch_target(patch_target_forward_ref)
 
             nyan_patch_raw_api_object.add_raw_patch_member(
-                "target_mode", target_mode, "engine.ability.type.Projectile", operator
+                "target_mode", target_mode, "engine.ability.type.Projectile", MemberOperator.ASSIGN
             )
 
             patch_forward_ref = ForwardRef(converter_group, nyan_patch_ref)
diff --git a/openage/convert/value_object/read/media/datfile/lookup_dicts.py b/openage/convert/value_object/read/media/datfile/lookup_dicts.py
index d9d5f4747c..512d51f865 100644
--- a/openage/convert/value_object/read/media/datfile/lookup_dicts.py
+++ b/openage/convert/value_object/read/media/datfile/lookup_dicts.py
@@ -342,6 +342,8 @@
     200: "UNKNOWN",
     201: "UNKNOWN",
     # unknown
+    31: "UNKNOWN",
+    36: "UNKNOWN",
     40: "UNKNOWN",
     202: "UNKNOWN",
     204: "UNKNOWN",
diff --git a/openage/nyan/nyan_structs.py b/openage/nyan/nyan_structs.py
index 02dd19d76c..5f66fe4f60 100644
--- a/openage/nyan/nyan_structs.py
+++ b/openage/nyan/nyan_structs.py
@@ -597,16 +597,13 @@ def get_type(self) -> MemberType | NyanObject:
         """
         return self._member_type
 
-    def get_real_type(self) -> MemberType:
+    def get_real_type(self) -> MemberType | NyanObject:
         """
         Returns the member type without wrapping modifiers.
         """
         if self.is_modifier():
             return self._element_types[0].get_real_type()
 
-        if not isinstance(self._member_type, MemberType):
-            raise TypeError(f"{self!r}: member type is not a primitive or collection type")
-
         return self._member_type
 
     def get_element_types(self) -> tuple[NyanMemberType, ...]: