any legal or beneficial interest law

[Alex16]

Each of the Partners warrants and agrees that (a) he has not assigned or otherwise transferred, and will not assign or otherwise transfer, any legal or beneficial interest of any kind whatsoever in any Alliance, or any rights of any kind whatsoever under any agreements, undertakings or other arrangements, whether written or oral, relating to any Alliance (except for any such assignment or transfer pursuant to an agreement to which all Partners are parties),

...любой законный или бенефициарный интерес (или любые законныy или бенефициарные права?) в любом Объединении, или любые права...

[lawstudent]

Возможно, "любые законные интересы (права) или права на получение выгоды (права выгодоприобретателя)".