performance optimization

---

Retail guide updated for:

• Midnight (Patch: 12.0 + 12.0.1)

Link to the retail guide

---

Classic guide updated for:

• Classic Era (Patch 1.15.8)
• Hardcore (Patch 1.15.8)
• Season of Discovery (Patch 1.15.8)
• TBC Anniversary (Patch 2.5.4)
• Mists of Pandaria Classic (Patch 5.5.3)

Link to the classic guide

---