【Hearth Tech#216】Upgrade Kurtrus’s demons without your hero attacks?

the Scarlet still works when silenced Living Dragonbreath dies, unfrozen minions are reset Flanking Maneuver summons doubled Satyrs Secrets from Naga Sand Witch can be recast by Grey Sage Parrot of Lightning Invocation cast by Bru’kan’s battlecry is doubled by Mo’arg Artificer Kurtrus’s effect is doubled when you change your Hero , Demon Render’s upgrade is a damage trigger