anyway Yulya will cast bane on both and spend 1 mp. or do you think emboldening bond has a bigger effect? im not good with the math maybe Joy can explain the min-max effect of both in this scenario.

>grapple
Alice can always grapple as bonus action as monk. see image attached from PHB2024 you posted.
Bonus action of unarmed attack can either be damage grapple or shove. so she can move up using stealth hit the spellsword with spear and grapple him as bonus action.