• Onslaught Elixir
• Item Level 60Disenchants into:
  Not disenchantable
• Requires Level 50
• Use: Increases attack power by 60 for 1 hour. Battle Elixir.
• 1 Charges
• Sell Price: 25

Source

The materials required are:

	1x [Mountain Silversage]		1x [Felweed]
	1x [Imbued Vial]

This item is a quest reward from the following quests:

•  [64] The Biggest of Them All^ω τ ϖ
•  [64] Maktu's Revenge^ω τ ϖ

External links

• Battle.net (EU)
• Wowhead
• Thottbot
• WoWDB