Black Reworked E4 Strats

Grimsley
Scrafty: Brick Break.
Krookodile: Brick Break.
Liepard: Flamethrower. If you don't have it, Brick Break.
Bisharp: Flamethrower. If you don't have it, Brick Break.
Upon reaching level 62, replace Return with Flare Blitz.
Head to Marshal.  Equip the Charcoal, Decide on healing depending on your current HP. 172 HP is always safe, 137 HP is almost always safe, unless you don't Burn Sawk and Stone Edge hits AND criticals (9% Chance). (Remember if you die Max Revive doesn't cost much time.
Marshal
Throh: Flare Blitz. You will take 61 recoil damage from Throh.
Sawk: Flamethrower, Flamethrower, Flamethrower, Flamethrower.
Conkeldurr: Flare Blitz/Blaze Flamethrower. You will take 56 recoil damage from Conkeldurr.
Mienshao: Flare Blitz/Blaze Flamethrower. You will take 46 recoil damage from Mienshao, for a total of 102 after Sawk. Dying from this recoil damage is okay.
If you have a Super Potion and have between 60 and 81 HP, you do not need to heal at this point. Otherwise heal to full.
Caitlin
Reuniclus: Flare Blitz/Heat Crash (ONLY IF YOU DID NOT HEAL)
Musharna: Flare Blitz. You will take 59 recoil damage from Musharna.
Sigilyph: Flare Blitz/Blaze Heat Crash.
Gothitelle: Flare Blitz/Blaze Heat Crash.  You will take 48 recoil damage from Gothitelle.
Head to Shauntal. Use a Super Potion if you did not heal before Caitlin.
Shauntal
Cofagrigus: Flamethrower.
Golurk: Flamethrower.
Jellicent: Flare Blitz. You will take 54 recoil damage from Jellicent, for a total of 146.
Chandelure: Flare Blitz. (if you got the Cursed Body activiation, Blaze Heat Crash is a 62.5% range) If you die, Max Revive, Flamethrower, Flare Blitz.