diff --git a/src/Dodge/BaseTriggerType.hs b/src/Dodge/BaseTriggerType.hs
new file mode 100644
index 000000000..acdca9d04
--- /dev/null
+++ b/src/Dodge/BaseTriggerType.hs
@@ -0,0 +1,59 @@
+{-# LANGUAGE LambdaCase #-}
+
+module Dodge.BaseTriggerType (
+    baseTriggerType,
+    module Dodge.Data.TriggerType,
+) where
+
+import Control.Lens
+import Dodge.Data.Item
+import Dodge.Data.TriggerType
+
+baseTriggerType :: Item -> TriggerType
+baseTriggerType itm = case itm ^. itType of
+    HELD hit -> heldTriggerType hit
+    _ -> NoTrigger
+
+heldTriggerType :: HeldItemType -> TriggerType
+heldTriggerType = \case
+    BANGSTICK{} -> HammerTrigger
+    REWINDER -> HammerTrigger
+    TIMESTOPPER -> HammerTrigger
+    TIMESCROLLER -> HammerTrigger
+    PISTOL -> HammerTrigger
+    MACHINEPISTOL -> AutoTrigger
+    AUTOPISTOL -> AutoTrigger
+    SMG -> AutoTrigger
+    BANGCONE -> HammerTrigger
+    BLUNDERBUSS -> HammerTrigger
+    GRAPECANNON{} -> HammerTrigger
+    MINIGUNX{} -> AutoTrigger
+    VOLLEYGUN i -> BurstTrigger [1 .. i-1]
+    RIFLE -> HammerTrigger
+    ALTERIFLE -> HammerTrigger
+    AUTORIFLE -> AutoTrigger
+    BURSTRIFLE -> BurstTrigger [3,6]
+    BANGROD -> HammerTrigger
+    ELEPHANTGUN -> HammerTrigger
+    AMR -> HammerTrigger
+    AUTOAMR -> AutoTrigger
+    SNIPERRIFLE -> HammerTrigger
+    FLAMESPITTER -> BurstTrigger [1..9]
+    FLAMETHROWER -> AutoTrigger
+    FLAMETORRENT -> AutoTrigger
+    FLAMEWALL -> AutoTrigger
+    BLOWTORCH -> AutoTrigger
+    SPARKGUN -> AutoTrigger
+    TESLAGUN -> AutoTrigger
+    LASER -> AutoTrigger
+    TRACTORGUN -> AutoTrigger
+    RLAUNCHER -> HammerTrigger
+    RLAUNCHERX{} -> HammerTrigger
+    GLAUNCHER -> HammerTrigger
+    POISONSPRAYER -> AutoTrigger
+    SHATTERGUN -> HammerTrigger
+    TORCH -> AutoTrigger
+    FLATSHIELD -> NoTrigger
+    KEYCARD{} -> NoTrigger
+    BLINKER -> AlwaysSingleTrigger
+    BLINKERUNSAFE -> AlwaysSingleTrigger
diff --git a/src/Dodge/Data/TriggerType.hs b/src/Dodge/Data/TriggerType.hs
new file mode 100644
index 000000000..23b9c5c02
--- /dev/null
+++ b/src/Dodge/Data/TriggerType.hs
@@ -0,0 +1,17 @@
+{-# LANGUAGE StrictData #-}
+--{-# LANGUAGE TemplateHaskell #-}
+
+module Dodge.Data.TriggerType where
+
+--import Data.Aeson
+--import Data.Aeson.TH
+
+data TriggerType
+    = AutoTrigger
+    | HammerTrigger
+    | NoTrigger
+    | AlwaysSingleTrigger
+    | BurstTrigger [Int]
+    deriving (Eq, Show, Read)
+
+--deriveJSON defaultOptions ''TriggerType
diff --git a/src/Dodge/Item/AimStance.hs b/src/Dodge/Item/AimStance.hs
new file mode 100644
index 000000000..3ac33e0f7
--- /dev/null
+++ b/src/Dodge/Item/AimStance.hs
@@ -0,0 +1,59 @@
+{-# LANGUAGE LambdaCase #-}
+module Dodge.Item.AimStance (aStance) where
+
+import Dodge.Data.Item
+--import Dodge.Data.ComposedItem
+--import Dodge.Data.DoubleTree
+import Control.Lens
+import Dodge.Data.AimStance
+
+--aStance :: LocationLDT ItemLink ComposedItem -> AimStance
+--aStance loc = case loc ^. locLDT . ldtValue . _1 . itType of
+aStance :: Item -> AimStance
+aStance itm = case itm ^. itType of
+    HELD hit -> heldAimStance hit
+    _ -> OneHand
+
+heldAimStance :: HeldItemType -> AimStance
+heldAimStance = \case
+    BANGSTICK{} -> OneHand
+    REWINDER -> OneHand
+    TIMESTOPPER -> OneHand
+    TIMESCROLLER -> OneHand
+    PISTOL -> OneHand
+    MACHINEPISTOL -> OneHand
+    AUTOPISTOL -> OneHand
+    SMG -> TwoHandUnder
+    BANGCONE -> OneHand
+    BLUNDERBUSS -> TwoHandUnder
+    GRAPECANNON{} -> TwoHandUnder
+    MINIGUNX{} -> TwoHandUnder
+    VOLLEYGUN{} -> TwoHandFlat
+    RIFLE -> TwoHandUnder
+    ALTERIFLE -> TwoHandUnder
+    AUTORIFLE -> TwoHandUnder
+    BURSTRIFLE -> TwoHandUnder
+    BANGROD -> TwoHandUnder
+    ELEPHANTGUN -> TwoHandUnder
+    AMR -> TwoHandUnder
+    AUTOAMR -> TwoHandUnder
+    SNIPERRIFLE -> TwoHandUnder
+    FLAMESPITTER -> OneHand
+    FLAMETHROWER -> TwoHandUnder
+    FLAMETORRENT -> TwoHandUnder
+    FLAMEWALL -> TwoHandUnder
+    BLOWTORCH -> TwoHandUnder
+    SPARKGUN -> TwoHandFlat
+    TESLAGUN -> TwoHandFlat
+    LASER -> TwoHandFlat
+    TRACTORGUN -> TwoHandUnder
+    RLAUNCHER -> TwoHandOver
+    RLAUNCHERX{} -> TwoHandOver
+    GLAUNCHER -> TwoHandUnder
+    POISONSPRAYER -> TwoHandUnder
+    SHATTERGUN -> TwoHandUnder
+    TORCH -> OneHand
+    FLATSHIELD -> TwoHandFlat
+    KEYCARD {} -> OneHand
+    BLINKER -> OneHand
+    BLINKERUNSAFE -> OneHand