diff --git a/src/speedruncompy/datatypes/defs.py b/src/speedruncompy/datatypes/defs.py
index d890558..bde146a 100644
--- a/src/speedruncompy/datatypes/defs.py
+++ b/src/speedruncompy/datatypes/defs.py
@@ -331,7 +331,7 @@ class Player(Datatype):
     id: str
     name: str
     url: OptField[str]
-    powerLevel: OptField[int]
+    powerLevel: OptField[SitePowerLevel]
     color1Id: OptField[str]
     color2Id: OptField[str]
     """OptField even on full `player`"""
@@ -512,9 +512,9 @@ class Run(Datatype):
     playerIds: list[str]
     valueIds: list[str]
     orphaned: OptField[bool]
-    estimated: OptField[bool]  # TODO: Figure out what this means
+    estimated: OptField[bool]
     """Only shown in GetModerationRuns"""
-    issues: OptField[Optional[list[str]]]  # TODO: fails when present
+    issues: OptField[Optional[list[str]]]
 
 class ChallengeStanding(Datatype):
     challengeId: str
@@ -809,7 +809,7 @@ class Session(Datatype):
     boostNextTokenDate: int
     boostNextTokenAmount: int
     userFollowerList: list[UserFollower]
-    enabledExperimentIds: list[str]  # May not be this idk
+    enabledExperimentIds: list[str]  # TODO: check
     challengeModeratorList: Any  # undocumented list
 
 class ThemeSettings(Datatype):
diff --git a/src/speedruncompy/endpoints.py b/src/speedruncompy/endpoints.py
index 433cda0..a84551d 100644
--- a/src/speedruncompy/endpoints.py
+++ b/src/speedruncompy/endpoints.py
@@ -825,6 +825,36 @@ class GetThemeSettings(PostRequest[r_GetThemeSettings]):
     def __init__(self, **params) -> None:
         super().__init__("GetThemeSettings", r_GetThemeSettings, **params)
 
+# Supporter
+class GetUserSupporterData(PostRequest[r_GetUserSupporterData]):
+    """Gets supporter data for a user. # TODO: check auth
+
+    ### Mandatory:
+    - @userUrl
+    """
+    def __init__(self, userUrl: str, **params) -> None:
+        super().__init__("GetUserSupporterData", r_GetUserSupporterData, userUrl=userUrl, **params)
+
+class PutUserSupporterNewSubscription(PostRequest[r_PutUserSupporterNewSubscription]):
+    """Get data used to construct a payment form.
+    
+    ## Mandatory:
+    - @planKey: strEnum ("monthly" or "yearly")
+    - @userUrl
+    """
+    def __init__(self, planKey: SupportPlanPeriod, userUrl: str, **params) -> None:
+        super().__init__("PutUserSuppoprterNewSubscription", r_PutUserSupporterNewSubscription, planKey=planKey, userUrl=userUrl, **params)
+
+class PutGameBoostGrant(PostRequest[r_PutGameBoostGrant]):
+    """Adds a boost to a game.
+    
+    ### Mandatory:
+    - @gameId
+    - @anonymous
+    """
+    def __init__(self, gameId: str, anonymous: bool, **params) -> None:
+        super().__init__("PutGameBoostGrant", r_PutGameBoostGrant, gameId=gameId, anonymous=anonymous, **params)
+
 # To Be Sorted
 class PutAdvertiseContact(PostRequest[r_Empty]):
     """Sends a request for contact to SRC for collaboration.
@@ -874,15 +904,6 @@ class PutUserBlock(PostRequest[r_Empty]):
     def __init__(self, block: bool, blockeeId: str, **params) -> None:
         super().__init__("PutUserBlock", r_Empty, block=block, blockeeId=blockeeId, **params)
 
-class GetUserSupporterData(PostRequest[r_GetUserSupporterData]):
-    """Gets supporter data for a user. # TODO: check auth
-
-    ### Mandatory:
-    - @userUrl
-    """
-    def __init__(self, userUrl: str, **params) -> None:
-        super().__init__("GetUserSupporterData", r_GetUserSupporterData, userUrl=userUrl, **params)
-
 class PutGame(PostRequest[r_PutGame]):  # TODO: needs param testing
     """Add a new game.
 
@@ -896,16 +917,6 @@ class PutGame(PostRequest[r_PutGame]):  # TODO: needs param testing
     def __init__(self, name: str, releaseDate: int, gameTypeIds: list[GameType], seriesId: str, **params) -> None:
         super().__init__("PutGame", r_PutGame, name=name, releaseDate=releaseDate, gameTypeIds=gameTypeIds, seriesId=seriesId, **params)
 
-class PutGameBoostGrant(PostRequest[r_PutGameBoostGrant]):
-    """Adds a boost to a game.
-    
-    ### Mandatory:
-    - @gameId
-    - @anonymous
-    """
-    def __init__(self, gameId: str, anonymous: bool, **params) -> None:
-        super().__init__("PutGameBoostGrant", r_PutGameBoostGrant, gameId=gameId, anonymous=anonymous, **params)
-
 class PutGameModerator(PostRequest[r_PutGameModerator]):
     """Add a moderator to a game.
     
diff --git a/src/speedruncompy/enums.py b/src/speedruncompy/enums.py
index 604ec74..9c32987 100644
--- a/src/speedruncompy/enums.py
+++ b/src/speedruncompy/enums.py
@@ -341,3 +341,10 @@ class FitType(IntEnum):
     FIT = 1
 
 #endregion Theme
+
+#region Supporter
+class SupportPlanPeriod(StrEnum):
+    MONTHLY = "monthly"
+    YEARLY = "yearly"
+
+#endregion Supporter
diff --git a/src/speedruncompy/responses.py b/src/speedruncompy/responses.py
index c6346c0..6bca7c1 100644
--- a/src/speedruncompy/responses.py
+++ b/src/speedruncompy/responses.py
@@ -369,6 +369,10 @@ class r_GetUserSupporterData(Datatype):
     supporterEndDate: int
     boostEndDate: int
 
+class r_PutUserSupporterNewSubscription(Datatype):
+    subscription: SupporterSubscription
+    paymentIntentClientSecret: str
+
 class r_PutAuthLogin(Datatype):
     loggedIn: bool
     tokenChallengeSent: OptField[bool]