some pokemon need membership(like tyrogue,pawniard)they will fled even you are master, when u are not a member, i have this prob also but it will solve after you use ms.
Re: Official Legendary Tournament Round Two: Registration.
<r>[align=center]I would like to register!<br/>
Server:BLUE<br/>
Timezone: GMT+8<br/>
Trainer Card:<IMG src="https://i.imgur.com/KZdVnkH.png"><s></e></IMG>[/align]</r>