It's more than that. It's a fresh taken on a genre which has gotten a bit stale and uninspired over the past fewer years
It's about controlling area instead of kills. That and the ability to travel through your teams paint makes it fundamentally different.
I realise there are other games that have area controll game modes, such as King of the hill in Halo but they are more focussed on specific area's. It actually reminds me more of graffiti mode in Tony Hawk.
Spending warm summer days indoors
Writing frightening verse
To a buck-toothed girl in Luxembourg
NES, SNES, N64, GC, Wii, WiiU, GB, GBC, GBA, DS, 3DS, Mega Drive, Game Gear, PS1, PS2, PSP, XBOX 360, Atari Lynx