Heroic One Night in Karazhan Adventure

1. Complete the Heroic One Night in Karazhan Adventure.
2. Defeating each encounter for the first time will award 2 copies each of two new cards, which may be neutral or class-specific.
3. Completing each wing for the first time will award copies of two or three new cards, including single copies of at least one legendary card corresponding to that wing.
4. You should have enough cards.
5. You need to provide your account.
6. ETA: 3-5 Days.