Next DLCs with the exact same concept as LotW and DotD:
Might of the Maharajas
New civs:
- Cholas/Tamils (South Asian)
- Pala/Bengals (South Asian)
New campaigns
- New Persian campaign (Mahmud Ghaznavi)
- Tamil campaign (Rajendra Chola)
- Pala campaign (Dharmapala)
Mansas and Sultans
New civs
- Kanembu (Sahel African)
- Swahili/Somali (Sahel African)
New campaigns:
- New Turkish Campaign ( Mehmed the Conqueror or Suleiman the Magnificient)
- Kanem Bornu campaign (Idris Alooma)
- Somali/Swahili (To be honest, not sure, but the Adal Sultanate lead various wars against Ethiopia so this could be potentially something good for campaigns e.g. Badlay ibn Sa’ad ad-Din)
Gifts from the Gods
- Tlaxcaltecs (Mesoamerican)
- Chimu (Mesoamerican)
New campaigns
- Maya campaign (Pacal the Great)
- Tlaxcaltec campaign (Obvious, the other perspective from the Aztec campaign, similar to Burgundy within Joan of Arc)
- Rise of the Chimu empire (other options and more details here: New civ concept: The Chimu
Those are just a few ideas. If you have better suggestions, feel free to critize.