AVA cast on katamba with MOM already up. This is all from the caster.

> You gesture.
Dark bubbles roll out of the ground, bursting to release a rush of shadowy seahorses that mass together.
Your mask of shade-flecked azure moonsmoke intensifies and throws [my character's name]'s spell pattern out of control!
[My character's name]'s mask of shade-flecked azure smoke glows obtrusively. Your spell pattern is thrown out of control and loses its target!

...

> Your mask of shade-flecked azure moonsmoke intensifies and throws [my character name]'s spell pattern out of control!
> [my character name]'s mask of shade-flecked azure smoke glows obtrusively. Your spell pattern is thrown out of control and loses its target!