two-hander
US /ˈtuːˌhændər/
UK /ˈtuːˌhændər/

1.
a play, film, or show with only two actors or two main roles
:
•
The new drama series is a compelling two-hander.
•
They performed a brilliant two-hander on stage.
2.
a tool or weapon that requires two hands to operate
:
•
He wielded the greatsword, a formidable two-hander.
•
The axe was a heavy two-hander, requiring considerable strength.