In Naruto Shippuden: Ultimate Ninja Storm 2 for the PS3 and Xbox 360, you can unlock several different pictures for your Ninja Info Card by simply earning SP during your battles.
Here is a list of of the pictures you can unlock with SP, and how much SP you need to gain to earn to get them.
#003 – 610,000 SP
#026 – 30,000 SP
#028 – 650,000 SP
#056 – 670,000 SP
#057 – 700,000 SP
#073 – 730,000 SP
#077 – 760,000 SP
#098 – 790,000 SP
#105 – 820,000 SP
#107 – 850,000 SP
#124 – 880,000 SP
#135 – 910,000 SP
#159 – 940,000 SP
#177 – 960,000 SP
#178 – 980,000 SP
#199 – 999,999 SP
