Looking for shinys and ha Pokémon all hens, have shinys and ha to trade

[Abyler14]

Looking for shinies with ha:
Azurill/marill/azumarill
Croagunk/toxicroak
Taillow/swellow
Carvana/sharpedo
Riolu/lucario
Boy burmy
Scolipede
Trevenant

Regular shinies:
Altaria
Flygon
Latios/latias
walrein
Drifloon/drifblim
Gliscor
Seismetoad
Krookidile
Reuniclus
Jelicent
Electross
Chandelure
Fraxure
Bisharp
Braviary
Sceptile
Aggron
Tyrantrum
aurorus
Hawlucha

 

[Abyler14]

I have a few mythical and legends as well to trade for certain Pokémon

 

[Cocopuff5955]

I have a few mythical and legends as well to trade for certain Pokémon

which mythicals would be available in exchange for either shiny Flygon, shiny latias, or shiny latios?