[quote]I'm coming back to the game after taking a break and I decided I wanted to upgrade my Outbreak Perfected only to not have the catalyst for it. I remember doing the mission "Zero Hour" twice to get the weapon itself and the catalyst[/quote]
Your game history confirms that you didn't play or complete Zero Hour (Heroic), so you couldn't have acquired the catalyst. You're simply mistaken.
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Okay thanks for the clarification