I dont know how good this Jafar will be, and Im not claiming it's a totally-busted-must-have card
With a number of Heroes peppered throughout the deck, many of which have their own synergies, everyone benefits
Lighting looks to be a great deck to leverage a cheeky Boros Charm to finish someone off for 16 damage after double striking them with Lightning
This is a similar situation to what happened for Set 3: Into the Inklands leaks, which happened on a much larger scale
To find the right balance you can add back in Hercules, Hero in Training as well as the new Floodborn character, Hercules, Divine Hero
If Purphoros is attacking or blocking and it stops being a creature (probably because your devotion to red was reduced), it will be removed from combat