Is this a good bandit build?

My friend recently became a bandit, so I thought I'd give him my build, but if there were revisions that could be made, I'd like to know so I can pass them on to him. Note to make - I only had 10 dark sight, I was a sindit.

Level 30 - Mastery (1)
Level 31 - 3 Savage Blow (3)
Level 32 - 3 Savage Blow (6)
Level 33 - 3 Savage Blow (9)
Level 34 - 3 Savage Blow (12)
Level 35 - 3 Savage Blow (15)
Level 36 - 3 Savage Blow (18)
Level 37 - 3 Savage Blow (21)
Level 38 - 3 Mastery (4)
Level 39 - 3 Mastery (7)
Level 40 - 3 Mastery (10)
Level 41 - 3 Mastery (13)
Level 42 - 3 Mastery (16)
Level 43 - 3 Mastery (19)
Level 44 - 3 Savage Blow (24)
Level 45 - 3 Savage Blow (27)
Level 46 - 3 Savage Blow (30)
Level 47 - 3 Booster (3)
Level 48 - 3 Booster (6)
Level 49 - 3 Booster (9)
Level 50 - 3 Booster (12)
Level 51 - 3 Haste (3)
Level 52 - 3 Haste (6)
Level 53 - 3 Haste (9)
Level 54 - 3 Haste (12)
Level 55 - 3 Haste (15)
Level 56 - 3 Haste (18)
Level 57 - 2 Haste (20), 1 Booster (13)
Level 58 - 3 Booster (16)
Level 59 - 3 Booster (19)
Level 60 - 1 Booster (20), 2 Dark Sight (12)
Level 61 - 3 Dark Sight (15)
Level 62 - 3 Dark Sight (18)
Level 63 - 2 Dark Sight (20), 1 Endure (1)
Level 64 - 3 Endure (4)
Level 65 - 3 Endure (7)
Level 66 - 3 Endure 10)
Level 67 - 3 Endure (13)
Level 68 - 3 Endure (16)
Level 69 - 3 Endure (19)
Level 70 - 1 Endure (20) 1 Steal (1)

I maxed endure because it boosts the MP you heal as well as the HP.

If you AREN'T a sindit and/or have 18 Dark Sight -

Level 61 - 3 Endure (3)
Level 62 - 3 Endure (6)
Level 63 - 3 Endure (9)
Level 64 - 3 Endure (12)
Level 65 - 3 Endure (15)
Level 66 - 3 Endure (18)
Level 67 - 2 Endure (20), 1 Steal (1)
Level 68 - 3 Steal (4)
Level 69 - 3 Steal (7)
Level 70 - 3 Steal (10)

Again, comments and suggestions are welcome.