Initially, Apex monsters only appear in Rampage quests. However, after reaching certain HR milestones, you'll unlock quests to hunt them in traditional hunting grounds. These Apex monsters are significantly more powerful than their regular counterparts, possessing new attacks and increased aggression. They drop unique materials used for crafting powerful Rampage Skill decorations and weapon upgrades.
- Apex Arzuros: Unlocked at HR 20.
- Apex Rathian: Unlocked at HR 30.
- Apex Mizutsune: Unlocked at HR 40.
- Apex Zinogre: Unlocked at HR 50.
- Apex Rathalos: Unlocked at HR 70.
- Apex Diablos: Unlocked at HR 90.
Prepare thoroughly with optimized gear and a deep understanding of their attack patterns before challenging these formidable foes.