The phrase "arena scale" is correct and usable in written English.
It can be used in contexts discussing the size or scope of an event, project, or system, particularly in relation to competitive environments or large-scale operations.
Example: "The new gaming tournament will be held on an arena scale, attracting thousands of participants and spectators."
Alternatives: "large-scale" or "massive scale".
They were watchwords delivered at arena scale, clear and uplifting, vibrantly sung and projected to the farthest seats.
Her 2009 tour, in support of her last album "I Am... Sasha Fierce," was a flawlessly executed version of a porch singalong on arena scale.
The backing singers and strings take the strain, nostalgia powers the sales (this tour has been upgraded to arena scale), while the hits – Don't Bring Me Down, Mr Blue Sky, etc – run the show.
(Chinen) Depeche Mode (Friday and Sunday) When Dave Gahan smoothly sings "Welcome to my world" at the outset of the new Depeche Mode album, "Delta Machine" (Mute/Columbia), he could almost be referring to the recent pop landscape, a safe space for electronic music at arena scale.
He realized he missed arena-scale rock.
Mr. West's forceful, tireless set of arena-scale hip-hop, the festival's finale, was a cautionary tale in reverse.
It is in the studio, where he has been recording as Nine Inch Nails for 20 years, and onstage, where he makes his alienation an arena-scale spectacle.
Onstage, Jay-Z's songs have evolved toward arena-scale hard rock, and the band gave Mr. Timberlake's songs some of the same heft.
Jon Pareles of The Times has called them "a band that unites the age-old troubadour impulse with the instincts of arena-scale rock".
Yet there's nothing tentative in the music, which saturates the frequency spectrum with ballooning bass lines, cloudlike synthesizer chords, hefty drum-machine accents and arena-scale distorted guitar.
And somehow, while protesting it was sick of self-promotion and the grind of performing, Radiohead managed to do interviews for every major magazine, an arena-scale European tour and a series of well-placed video teasers.
