Patch 2.4.2 (undocumented changes)

This article lists undocumented changes that have appeared in Patch 2.4.2.

Hunter

[Aspect of the Viper] now "regenerating mana up to 55% of <his/her> Intellect plus 35% of <his/her> level every 5 sec."
[Growl] scales with Hunter AP, not pet AP.

Level 35 Alliance mages can learn Teleport: Theramore, Portal: Theramore, and level 35 Horde mages can learn Teleport: Stonard and Portal: Stonard. Find Ysuria <Portal Trainer> at the base of the tower of Theramore, or Lorrin Foxfire <Portal Trainer> in Stonard.

[Design: Purified Shadowsong Amethyst] was added to Shaani.
[Hazza'rah's Charm of Healing] now grants 70 (instead of 400) spell haste rating and reduces the mana cost of your healing spells by -5% for 15 seconds.
[Nightfall] now has a chance to fail for targets above level 60.
[Renataki's Charm of Trickery] now only rewards 20 energy at 70 instead of 40.
[Wushoolay's Charm of Nature] now grants 70 (instead of 400) spell haste rating, and reduces the mana cost of Rejuvenation, Healing Touch, Regrowth, and Tranquility by -5% for 15 seconds.

Chat filters have been fixed.
Lines that wrap in chat frames are now indented all subsequent lines after the first.
The "Mount" line has been added to the tooltips of all mounts.
Sending an \n to chat no longer instantly logs players out. An emote gets sent instead: "<player> says something unintelligible."

Ontuvo and Anwehu‎ added to Shattrath City, to duplicate Smith Hauthaa and Shaani.
Technician Halmaha has been added next to the inn in the Aldor Rise, the NPC offers repairs as well as engineering supplies.