Dimension of Disaster: Defender of Varrock/Quick guide

Getting Upstairs - Zombie Outfit

 * 1) Speak to Reldo in the Castle Library (Space - Accept -  5)
 * 2) Talk to Arrav (slightly East) (Space - 1)
 * 3) Talk to Reldo (Space)
 * 4) Search the most Northern Bookcase along the Western Wall for "Heart Magic Notes"
 * 5) Talk to Reldo (Space) (Free Vials can be obtained from the kitchen east of Arrav)
 * 6) Purchase a full Zombie outfit (Total: 500 Zemomarks) from Thessalia's Fine Clothes
 * 7) Return to the Castle (upstairs) Kill an Armored Zombie for Red Mist (Empty Vial needed, fill 2 for later)

Upstairs - Repairing Tin Soldier

 * 1) Enter Red Barrier west of the Armored Zombie room
 * 2) Inspect Tin Soldier in the South Western room
 * 3) Exit Castle
 * 4) Talk to the Trial Annoucer at the East Varrock Bank (Space - 3 - 1)
 * 5) Get 4 Fire Runes an 1 Nature Rune from Aubury's Rune Shop (SE Varrock)
 * 6) Purchase 3 Tin Ores (60 Zemomarks total) from Sani, south of West Varrock Bank
 * 7) Return to Castle, search crate of decoder strips in the Armoured zombies room
 * 8) Enter the Red Barrier west of the Armoured Zombie room and into the far south western room
 * 9) "Inspect" the soldier 3 times (click 1 each time) to repair it.

Upstairs - Getting the code

 * 1) Enter the Red Barrier to the far North Western room
 * 2) Scry Scrying Pool in the north eastern corner (#7 - control the tin soldier)

As the Tin soldier:
 * 1) Control the tin soldier to Enter the room north
 * 2) Search Zemouregal's lab desk for the code
 * 3) Unlock Treasure Room Safe with the code + decoder strips
 * 4) Smash Black Prism

Finishing up

 * 1) Talk to Arrav (Space - Quest complete)
 * 2) Pick up Watercan (for the next sub-quest)