Talk:Arena Trials/@comment-49.130.129.12-20180707032057/@comment-33415986-20180707061357

When opponents arena expire, either by time or draining its hp (blue bar), person who is ranked 1 will own the arena and other people will be able to attack his defensive setup in arena.

Arenas owned +1 extends the limit of owned arenas which you won by topping the score on somebodys arena.