ihr müsstet

would have to

ˈm ʏ s t ə t → müssen
müss must, have to + te subjunctive mood + t 2nd-person plural
auxiliary · second plural · subjunctive Rare #46,385
would have to Second-person plural subjunctive II form; used for hypothetical or polite statements addressed to several people.
GE: Ihr müsstet heute früher gehen.
EN: You would have to leave earlier today.
Conjugation of müssen
Subjunctive
SingularPlural
Second müsstet

Das ist nichts, worum ihr euch sorgen müsstet.

That’s nothing you need to worry about.

Gerade ihr müsstet es verstehen.

You of all people should understand this.

— Mother (2009)

Ihr müsstet sie jetzt sehen.

You should be able to see them now.

— Titanic (1997)

Ihr müsstet euch doch eigentlich freuen!

You should actually be happy!

— Hass (1995)

Sounds similar to