Shadow Assault/Tenchu Cheats

Achievements
Complete each achievement to get the allotted gamerscore:

Apprentice (10): Finish Mission 28 without being discovered by anyone.
Chunin (15): Finish Mission 26 without taking any damage.
Expert Ninja (20): Unlock Kagura.
Footsoldier (10): Finish Mission 8 with at least 90 seconds left.
Genin (10): Finish Mission 21 with at least 60 seconds left.
Jonin (15): Pull off a 20-hit combo.(Solo Play).
Legendary Ninja (35): Unlock all available characters.
Master Ninja (25): Unlock Onikage.
Neophyte (10): Finish Mission 1 without being spotted by anyone except Echigoya.
Oniwaban (15): Pull off a 15-hit combo.(Solo Play)
Spy (15): Finish Mission 11 without taking any damage.
Veteran Ninja (20): Pull off a 25-hit combo.(Solo Play)

Characters
Unlock all these characters to also receive the Legendary Ninja (35) Achievement.

Kagura: Complete Mission Twenty-five (25) with Tesshu - also unlocks Expert Ninja (20) Achievement
Nasu: Complete Mission One (1) with Ayame
Onikage: Complete Mission Thirty (30) with Rikimaru - also unlocks Master Ninja (25) Achievement
Rin: Complete Mission One (1) with Rikimaru
Tenrai: Complete Mission Ten (10) with Ayame
Tensshu: Complete Mission Twenty (20) with Rin