Warlords ruin exotic/catalyst acquisition

[eternal juniper]

You get burried bloodline by chance after final boss. And the catalyst is also by chance or is it guaranteed after you get the exotic?

[oblique cloud]

you have to do some stuff inside the dungeon to get the catalyst

[eternal juniper]

I know about that, just wondering whether the chest from the taken witch boss is guaranteed

[oblique cloud]

what

when you kill the wizard in the one room then you get the cata