What games are a must play(ds)

SO anyone know any must play games for the ds cause I don't :P

The World Ends With You
Kirby Super Star Ultra
Disgaea DS (If you haven't played the PSP/PS2 version.)
Elite Beat Agents/Osu! Tatakae! Ouendan
Pokémon Diamond/Pearl/Platinum
Super Mario 64 DS
Time Hollow
Trauma CenterJust a few thoughts there. Enjoy!

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