Temporary effects are detached inconsistently when you replace your hero

[Kybxd]

https://www.bilibili.com/video/av55599910

Here is a table for conclusion. The video author didn't test Jaraxxus because he thinks it's the same with Ragnaros.

Detached - √ Undetached - × Unconfirmed - ?

Effect	Ragnaros	Hero Card
Attack	√	×
Immune (Ice Block)	√	?
Immune (Evasion)	√	?
Immune (Time Out)	√	×
Immune (Shadowblade)	×	×
Frozen	√	√
Cannot be targeted by Spell and Hero Power (Spellward Jeweler)	√	×
Stealth (Valeera the Hollow)	√	√
Shadowform's dark animations	√	√