UNM + NM

245-249 Fast Warcaster
219-238 Skullcrusher/Ally Attack/DPS – NO RELENTLESS
218-218 Slow Warcaster
218-219 4:3 DPS (2 Turn Block debuffs on 4 turn cooldown like Sepulcher/Seducer)
190-190 1:1 DPS (2 Turn block debuffs on 3 turn cooldown like Brogni/tatura/Riho/Cardiel/Blind Seer)

2 Turn delay on Fast Warcaster

Notes:
Both DPS are unprotected for the first AoE
Can use Relentless Gear on both DPS

Slow Warcaster can have 2-3 speed sets without lore of steel or 2 with it
Slow warcaster true speed has to be higher than the 4:3 DPS
There is almost ZERO flex in the speeds for the DPS and Slow Warcaster
If you don’t have Skullcrusher anyone who has self healing or Lifesteal can tank the stuns with around 4k DEF

NB: No Cycle of Magic/Violence, Rapid Response, Arcane Celerity on the Warcasters and block debuffs champs
No Rapid Reponse or Arcane Celerity on the DPS