diff --git a/binaries/data/mods/public/art/actors/units/persians/infantry_spearman_c4.xml b/binaries/data/mods/public/art/actors/units/persians/infantry_archer_c.xml
similarity index 100%
rename from binaries/data/mods/public/art/actors/units/persians/infantry_spearman_c4.xml
rename to binaries/data/mods/public/art/actors/units/persians/infantry_archer_c.xml
diff --git a/binaries/data/mods/public/simulation/data/technologies/pers_food_trickle.json b/binaries/data/mods/public/simulation/data/technologies/subterranean_aqueducts.json
similarity index 56%
rename from binaries/data/mods/public/simulation/data/technologies/pers_food_trickle.json
rename to binaries/data/mods/public/simulation/data/technologies/subterranean_aqueducts.json
index 9204731f78..a1f83d9b52 100644
--- a/binaries/data/mods/public/simulation/data/technologies/pers_food_trickle.json
+++ b/binaries/data/mods/public/simulation/data/technologies/subterranean_aqueducts.json
@@ -1,6 +1,9 @@
 {
-	"genericName": "Subterraneam Aqueducts",
-	"description": "Qanat, network of underground aqueducts connected to the yakhchal.",
+	"genericName": "Subterranean Aqueducts",
+	"specificName": {
+		"pers": "Kārēz"
+	},
+	"description": "Qanāt or Kārēz, a network of underground aqueducts connected to the yakhchal ice house.",
 	"cost": {
 		"wood": 300,
 		"stone": 300
@@ -12,9 +15,9 @@
 		]
 	},
 	"requirementsTooltip": "Unlocked in City Phase.",
-	"icon": "cornucopia.png",
+	"icon": "flood_control.png",
 	"researchTime": 40,
-	"tooltip": "IceHouse +1 trickle food rate per second.",
+	"tooltip": "Ice House +1 trickle food rate per second.",
 	"modifications": [
 		{ "value": "ResourceTrickle/Rates/food", "add": 1 }
 	],
diff --git a/binaries/data/mods/public/simulation/templates/structures/pers/ice_house.xml b/binaries/data/mods/public/simulation/templates/structures/pers/ice_house.xml
index 25719bdd70..595cd6154a 100644
--- a/binaries/data/mods/public/simulation/templates/structures/pers/ice_house.xml
+++ b/binaries/data/mods/public/simulation/templates/structures/pers/ice_house.xml
@@ -41,9 +41,15 @@
   <ProductionQueue/>
   <Researcher>
     <Technologies datatype="tokens">
-      pers_food_trickle
+      subterranean_aqueducts
     </Technologies>
   </Researcher>
+  <ResourceTrickle>
+    <Rates>
+      <food>1.0</food>
+    </Rates>
+    <Interval>2000</Interval>
+  </ResourceTrickle>
   <Sound>
     <SoundGroups>
       <select>interface/select/building/sel_farmstead.xml</select>
diff --git a/binaries/data/mods/public/simulation/templates/units/pers/champion_infantry_archer.xml b/binaries/data/mods/public/simulation/templates/units/pers/champion_infantry_archer.xml
new file mode 100644
index 0000000000..b839d43df0
--- /dev/null
+++ b/binaries/data/mods/public/simulation/templates/units/pers/champion_infantry_archer.xml
@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Entity parent="template_unit_champion_infantry_archer">
+  <Health>
+    <Max>140</Max>
+  </Health>
+  <Identity>
+    <Civ>pers</Civ>
+    <Lang>persian</Lang>
+    <GenericName>Persian Immortal</GenericName>
+    <SpecificName>Anušiya</SpecificName>
+    <VisibleClasses datatype="tokens">Immortal</VisibleClasses>
+    <Icon>units/pers_champion_infantry_archer.png</Icon>
+  </Identity>
+  <Upgrade>
+    <Immortal_spearman>
+      <Entity>units/pers/champion_infantry</Entity>
+      <Tooltip>Switch to using a spear and shield.</Tooltip>
+      <Variant>upgrading</Variant>
+      <Time>8</Time>
+    </Immortal_spearman>
+  </Upgrade>
+  <UnitMotion>
+    <WalkSpeed op="mul">0.79</WalkSpeed>
+  </UnitMotion>
+  <VisualActor>
+    <Actor>units/persians/infantry_archer_c.xml</Actor>
+  </VisualActor>
+</Entity>
\ No newline at end of file