How do I use the Boss Encounter Codes in MegaMan SF3 RJ?

Discussion in 'NDS - Console and Game Discussions' started by adrian2040, Jul 20, 2009.

  1. adrian2040
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    adrian2040 GBAtemp Fan

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    Jun 8, 2008
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    How do I even encounter the boss using these codes? I'm just trying to fight Grave Joker RR.