Mythic+ testing is available again on the Patch 10.1 PTR and there are some massive nerfs to the Explosive affix in both health and spawn rate! If you want to know more about the basics of the new affixes, click here.
ExplosiveThe Explosive affix has received some massive nerfs on the PTR. In their developer notes this week, Blizzard mentions that they are discussing a potential changes to Explosives where the health left on Explosives gets converted into a shield. This has not been implemented yet.
HealthExplosive Orb's health was massively nerfed.
Health nerfed by 71.5%. Now has 137k health on a +20This amount seems to be much more reasonable than last week's 480k health, which still requires more than a healer to swap to it. However, these Explosive Orbs are still immune to AoE spells making some classes like Protection Warrior much less effective at killing Explosive Orbs than others. However, if everyone turns and uses one or two abilities on the Explosive Orb, this Orb will die relatively quickly.
Spawn RateThe biggest change for Explosive seems to be its spawn rate though!
Spawn rate significantly decreased. ICD on Explosive Orbs added.From testing, a maximum of TWO Explosive Orbs can be summoned at a time regardless of pull size. This means that you can pull 20+ mobs and only have 2 Explosive Orbs at a time. In addition, it looks like the spawn of Explosive Orbs has a short ICD, so killing (or letting one blow up) doesn't immediately spawn a new set, giving some time to breath rather than just playing Whack-An-Explosive-Orb the entire dungeon. This could be wrong and not be the case with future testing, but from my testing so far, I never had an instance of a third Explosive Orb spawn anymore and
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