need help

My mom has a friend who has a daughter, and she bought her daughter a dreamcast today for Xmas :), now the the girl is sorta a tomboy, can you reccomend any games ? all I can think of is

Sonic Adventure

Sonic Adventure 2

Smash Pack

Chu Chu Rocket


Jet Grind Radio

Thanks, Im out of ideas :(
Crazy Taxi,

Soul Calibur,

Quake III,

Mr Driller.

As well as Tennis 2k2 & HOTD2 which have already been mentioned.

I hope this helps :)
about 12 or so. Thank you all, its hard to get DC games where I live, (all I have is a EB, and sence DC games should be cheep online in a little bit, so she could get some games online :))