Complete Stage 1.
Complete Stage 2.
Complete Stage 3.
Complete Stage 4.
Complete Stage 5.
Complete Stage 1 with 90% kills or more.
Complete Stage 2 with 90% kills or more.
Complete Stage 3 with 90% kills or more.
Complete Stage 4 with 90% kills or more.
Complete Stage 5 with 90% kills or more.
Complete Stage 1 without dying or using bombs.
Complete Stage 2 without dying or using bombs.
Complete Stage 3 without dying or using bombs.
Complete Stage 4 without dying or using bombs.
Complete Stage 5 without dying or using bombs.
Get max (S)peed by raising it to level 4.
Get half max (P)ower by raising it to level 18.
Get full max (P)ower by raising it to level 36.
Complete the entire game without dying and having max (P)ower.