He was flying, being untargetable and insta-killing everyone in battleground. Here is video proof:
https://www.youtube.com/watch?v=MOINLy-B_OI
https://www.youtube.com/watch?v=B7s0gYKAq5U
https://www.youtube.com/watch?v=iOC2t8zJdZw
https://www.youtube.com/watch?v=utlLxl8p3ds
