Add an advancement

data/core/units/nagas/Assassin.cfg

@@ -0,0 +1,75 @@
+#textdomain wesnoth-units
+
+#copied from longbow
+#changed experience
+#changed description so not identical to hunter
+# used new baseframe. E_H.
+
+[unit_type]
+    id=Naga Assassin
+    name= _ "Naga Assassin"
+    race=naga
+    image="units/nagas/assassin.png"
+    profile="portraits/nagas/naga-hunter.webp"
+    hitpoints=42
+    movement_type=naga
+    movement=7
+    level=2
+    alignment=neutral
+    experience=100
+    advances_to=null
+    {AMLA_DEFAULT}
+    undead_variation=swimmer
+    cost=25
+    usage=archer
+    description= _ "Naga Assassins are Nagas who have specialised in the art of poison. Their bolts dipped in poison of baneful hue rarely does not inflict a mortal wound."
+    {DEFENSE_ANIM units/nagas/assassin-new.png units/nagas/assassin-new.png {SOUND_LIST:NAGA_HIT} }
+    {DEFENSE_ANIM_RANGE units/nagas/assassin-new.png units/nagas/assassin-new.png {SOUND_LIST:NAGA_HIT} melee }
+    die_sound=naga-die.ogg
+    [defense]
+        flat=60
+        sand=50
+    [/defense]
+    [attack]
+        name=sword
+        description= _"sword"
+        icon=attacks/sword-orcish.png
+        type=blade
+        range=melee
+        damage=6
+        number=2
+    [/attack]
+    [attack]
+        name=bow
+        description= _"bow"
+        icon=attacks/bow-orcish.png
+        type=pierce
+        range=ranged
+        damage=11
+        number=2
+        [specials]
+            {WEAPON_SPECIAL_POISON}
+        [/specials]
+    [/attack]
+    [attack_anim]
+        [filter_attack]
+            name=sword
+        [/filter_attack]
+        start_time=-450
+        [frame]
+            image="units/nagas/assassin-new.png:650"
+        [/frame]
+        {SOUND:HIT_AND_MISS {SOUND_LIST:SWORD_SWISH} {SOUND_LIST:MISS} -100}
+    [/attack_anim]
+    [attack_anim]
+        [filter_attack]
+            name=bow
+        [/filter_attack]
+        missile_start_time=-150
+        [missile_frame]
+            image="projectiles/missile-n.png:150"
+            image_diagonal="projectiles/missile-ne.png:150"
+        [/missile_frame]
+        {SOUND:HIT_AND_MISS bow.ogg bow-miss.ogg -280}
+    [/attack_anim]
+[/unit_type]

data/core/units/nagas/Hunter.cfg

@@ -11,8 +11,7 @@
     experience=50
     level=1
     alignment=neutral
-    advances_to=null
-    {AMLA_DEFAULT}
+    advances_to=Naga Assassin
     cost=15
     usage=archer
     description= _ "Naga Hunters are naga who are skilled at hunting with a bow. Since the naga are naturally resistant to poison, they have no qualms about hunting with poisoned arrows. These two foot long shafts, tipped with a potent poison, have been known to slay many kinds of prey."