Despawn Twinrova when maiden present

Sprites/Bosses/twinrova.asm

@@ -80,7 +80,8 @@ Sprite_Twinrova_Prep:
 {
     PHB : PHK : PLB
     
-  STZ $0D80, X
+    ; PrepareBattle
+    LDA.l $7EF3CC : CMP.b #$06 : BEQ .despawn
       LDA.b #$40 : STA $0E50, X ; Health
       LDA.b #$04 : STA $0CD2, X ; Bump damage type (4 hearts, green tunic)
 
@@ -89,11 +90,12 @@ Sprite_Twinrova_Prep:
 
       LDA #$10 : STA $08
       LDA #$10 : STA $09
+      STZ $0D80, X
 
-  ; TODO: Setup the follower logic with a hook
-  ; rather than dismissing the follower here.
-  LDA #$00 : STA $7EF3CC
-
+      PLB
+      RTL
+  .despawn
+    STZ.w $0DD0, X
     PLB
     RTL
 }