http://ww.evonyurl.com/hmlohh with 51K archers = 10 rounds

http://ww.evonyurl.com/lwx444 with 45K archers = 10 rounds

http://ww.evonyurl.com/of6xtv with 40K archers = 10 rounds

http://ww.evonyurl.com/oonnq1 with 35K archers = 11 rounds

http://ww.evonyurl.com/o1dqdj with 30K archers = 12 rounds

http://ww.evonyurl.com/yincti with 25k archers = 13 rounds.

Dont think Ill try a 14th round.