Ideas for siege/guild defenses?

(Yes I did post in the daily thread, 3 times and no response before anyone says, which is why I made this post)

tldr: https://imgur.com/uwzZBM4 https://imgur.com/iSJUheK https://imgur.com/u9v5fj4 heres my mons what teams could I use for siege/guild defenses? and any ideas for RTA as well?

So I rly need some new guild/siege defenses because, mine are shit basically lol, I linked my mons above anyone got any ideas?

And also im getting intrested in RTA, my winrate is shit but I stil have fun with it so meh, but if you have any tips for RTA i'd love to hear them

Cheers in advance!