I'm creating a few mod packs for myself and I don't know how well these mods will play with Synergies. Because I'm complete noob at modding I can't tell if I would need to readjust the stats on the pets or gears to better match with synergies, or if UI mods would break anything in the mod.

Pets:

• Blizzard Pets
  
• Flying Books PETS
  
• Thug Life
  
• Beholder Invasion
  
• Torchlight 1 - PETS
  
• Pet Hobsprite

Gear pack:

• Ancient Items
  
• Arkham's & Ripper's Armory
  
• Extra Endgame Content
  
• Logan's Gifts
  
• Reiners Gears
  
• Swamp Things

Maps:

• Abysm
  
• Aegis Crypt
  
• Aegis Sands
  
• Blanks Landmarks

Improvements:

• Alternate Outfits
  
• betterbloodeffects
  
• Boss Spells
  
• Eye For Trouble

Individually installed:

• Evil UI Grittier Edition
  
• UI
  
• Consumables Expansion
  
• Enchantable Pet Accessories