Bug or cheating or something else?

[Morganye]

Just finished a WW where watching a replay OP got 60% after 3:30, had no troops left, and 1 TT that drops the 3 mini tanks.

Defender had a mass of troops + spawning buildings + towers.

Battle ends and OP gets 97% and 4*.

Very confused. I realize some replays are off by a little bit....but this?

 

[Dracula3811]

Some replays? A little bit? You mean most replays are off by a lot.

 

[Morganye]

I was being generous. But this isn't like any I've ever seen. How can someone losing all their units in a replay vs a 4* 97% vic...