* Spawn all http://www.wowhead.com/npc=27737/risen-zombie from sniff (also spawning the missing http://www.wowhead.com/npc=27731/acolyte) * Script http://www.wowhead.com/npc=27737/risen-zombie in 1st half of instance (each guid individual so it does not effect zombies in second half: - 1) Zombies become visible to player once Arthas is started or exactly at the time the first wave spawns 2) Zombies in first half will then respawn until http://www.wowhead.com/npc=26530/salramm-the-fleshcrafter after which they will stop respawning (achieved by becoming invisible + immune at respawn) this does not effect zombies in 2nd half of instance (cherry picked from commit 900614213dbdeadad4e36d4861f96fe350507e8c) DB/Misc: Change guids from previous commit (cherry picked from commit d1f2e1f4b696922d4f10806e2f99bfa751ab64e2) Tidy up whitespace (cherry picked from commit 3b1d74a67fc3790f35a40407bef11a76c49dc3ff)