Custom Ability location-wise, there are two places; one that you have purchased (offset around 23E14~), and one where it is purchasable (at the big crystal; 29BD4~). The exact location should be listed somewhere earlier in the thread.
Ability looks like this when you open from the hex editor:
6C 49 41 C7 A2 02 00 00 23 00 01 00 1D 00 01 00 31 00 01 00 39 00 01 00 36 00 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
6C 49 41 C7 is the base ability: this is Camouflage.
A2 02 I think is the index of that ability (where it is located).
23 00 01 means P-Attack Up (23 00) at 1 (01).
and this basically repeats for the next mutations.
I have some data but not all. This is just what I have on txt file... have some more on excel, but the link skills are going to be a major pain since it looks like each Link: skill has its own hex value.
Base Skills:
Uniques:
[05 20 D2 32] = Sing
[1C E4 BF 35] = Chainspell
[44 11 C9 2B] = Utsusemi
[93 10 D5 45] = Drive
[94 3D 6D A2] = Alchemy
[FE 40 C0 B2] = Jump
[43 3C 71 CC] = Beseech
[D5 0C 76 BB] = Barrier
[A6 B5 B6 AC] = Concentrate
[68 70 C7 C5] = Darkness
[BF 71 DB AB] = Tame
[F3 D6 9C F0] = Provoke
[29 41 DC DC] = Steal
[30 85 B1 DB] = Chronos
Sword:
[95 C7 70 54] = Powerful Bash
[5C 2F B9 DA] = Blood Weapon
[CA 1F BE AD] = Moonlight Slash
[8B 2E A5 B4] = Air Braver
[BE 8B C6 5D] = Sonic Steel
Axe:
[AA E2 56 0E] = Divine Ruination
[F2 17 20 10] = Tomahawk
Dagger
[58 EA D5 BE] = Mirage Dive
[74 8B DB 50] = Greased Lightning
[E2 BB DC 27] = Accelerator
[EB D3 4D 17] = Heavy Guard
Spear:
[6F AB 62 0D] = Cross Guard
[A1 6E 13 64] = Coup de Grace
[8D 0F 1D 8A] = Mercurial Thrust
[2E 9A 79 14] = Awakening
[94 CB 70 8D] = Galvanize
[F9 9B 65 7A] = Dragon Heal
Katana:
[04 B2 6D 9C] = Tranquility
[28 D3 63 72] = Reflex
Arrow:
[40 28 4F 29] = Arrow Undrone
[8E ED 3E 40] = Nachtjager
[66 F2 A5 62] = Magnetized Arrow
[A2 8C 30 AE] = Powered Dart
[F7 EF 1A F2] = Swift Switch
White Magic:
[56 62 23 77] = Cure
[6E 51 1C DC] = Renew
[25 DB E3 60] = Watera
[34 6A F0 AD] = Regen
[EC 33 2A EE] = Esuna
[63 C7 40 9E] = Protect
Black Magic:
[8D BF B6 F2] = Drain
[68 36 71 92] = Syphon
[8A 92 0E 15] = Thundara
[BF 37 6D FC] = Fira
[30 C3 07 8C] = Blizzara
[1B 8F B1 85] = Thundaga
[9E C0 3F 50] = Ultima
[24 91 36 C9] = Flare
[CC 8E AD EB] = Death
[CB A3 15 0C] = Sleep
Time Magic:
[8E 3B F9 34] = Haste
[97 FF 94 33] = Reraise
[A2 5A F7 DA] = Quick
Blue Magic:
[1A 58 6F 16] = Aero
[1D 75 D7 F1] = Aeroga
[2F FD 0C FF] = Fire Breath
Gun:
[6C 49 41 C7] = Camouflage
[83 7B 62 02] = Zero Reset
[39 2A 6B 9B] = Gun Undrone
[BF 8D 31 CD] = Quick Draw
[F0 C2 A2 15] = Lightning Flash
[FA 79 46 B0] = Desperado
[15 4B 65 75] = Gun Drone
[E4 90 93 50] = Cruciform Blast
[93 EC 3F 23] = Magitek Laser
Mutations:
01 = Slash
02 = Bash
03 = Thrust
04 = Shot
05 = Fire
06 = Water
07 = Ice
08 = Wind
09 = Thunder
0A = Earth
0B = Light
0C = Dark
0D = Poison
0E = Burn
17 = Paralyze
1D = Regen
1E = Reraise
20 = Create Image
23 = P-Attack Up
24 = M-Attack Up
25 = P-Defense Up
26 = M-Defense Up
27 = Elemental Resist Up
2A = P-Defense Down
2D = Area of Effect Up
2E = Multi-Hit
30 = Duration Up
31 = Critical Rate Up
34 = Absorb HP
35 = Absorb AP
36 = Faster Cooldown
39 = Resonance Boost
3B = Remove Ailment
3D = Bypass Defense
3E = Resonance Factor
40 = Exploit Weakness
41 = HP Power Factor
43 = Combo Factor
46 = Buff Factor
47 = Range Factor
48 = Critical power up
4A = Range Up
4B = Front Attack
4C = Back Attack
4E = Carnage Factor
4F = Instant Cooldown
5F 00 Link: Water
60 00 Link: Watera
61 00 Link: Thunder
62 00 Link: Thundera
63 00 Link: Thundaga
64 00 Link: Fire
65 00 Link: Fira
66 00 Link: Firaga
67 00 Link: Blizzard
68 00 Link: Blizzara
69 00 Link: Blizzaga
70 00 Link: Sleep
71 00
72 00 Link: Death
73 00 Link: Drain
74 00 Link: Syphon
75 00
76 00 Link: Dark
so on and so forth. I don't know any way to just use the provided table to see which is what; I just dug this out of my own savefile without reading that since I'm not very well-versed in this.
edit: oh I guess accessories... I guess the famed Thief's Anklet/Miracle Shoes example will suffice...
D9 03 77 54 56 BA 6D BA 56 BA 6D BA 72 F6 E7 C9 E4 C6 E0 BE 64 00 64 00 0A 00 0A 00 CB 00 00 00
[D9 03 77 54]: Thief's Anklet
[56 BA 6D BA]: Max AP+ (see two of this)
[72 F6 E7 C9]: HP Absorb
[E4 C6 E0 BE]: AP Absorb
And the values for these are at the end; two of 64 is +100 AP, and two 0A (10 in decimal) is for HP and AP absorb, respectively.
The CB at the end I think is the index.
45 88 94 86 5E 97 E9 27 05 E6 0E CD 72 F6 E7 C9 E4 C6 E0 BE 5A 00 0A 00 0A 00 0A 00 E2 00 00 00
[45 88 94 86]: Miracle Shoes
[5E 97 E9 27]: Healing Step (Max = 90)
[05 E6 0E CD]: Resist Fire (Max = 10)
I want to complement this quote
this is from my save
Base Skill
CA 1F BE AD MOONLIGHT SLASH
2D 78 5A DE SILENCING VENOM
8E ED 3E 40 Nachtjager
A2 8C 30 AE POWERED DART
D6 18 48 5E VIGILANCE
97 29 53 47 BARRAGE
5D D5 A4 2C PRECISION
B4 C6 5C F0 WATER
29 07 6A 8B FIRE
93 56 63 12 BLIZZARD
56 62 23 77 CURE
34 6A F0 AD REGEN
8D BF B6 F2 DRAIN
BF 37 6D FC FIRA
30 C3 07 8C BLIZZARA
8A 92 0E 15 THUNDARA
05 66 64 65 FIRAGA
1B 8F B1 85 THUNDAGA
A6 F3 00 FB BLIZZAGA
44 57 7F 7C POISON
1C A2 09 62 THUNDER
8E 3B F9 34 HASTE
34 6A F0 AD REGEN
D5 0C 76 BB BARRIER
C0 52 24 00 CURA
63 C7 40 9E PROTECT
BF 71 DB AB TAME
15 9D A2 01 IMPERIL
1A 58 6F 16 AERO
1D 75 D7 F1 AEROGA
A0 09 66 8F AQUA BREATH
03 9C 02 11 LEAF CUTTER
8A D4 B8 42 PREMEDITATION
E1 38 7D 96 MIGHTY GUARD
Mutation
0A WATER
05 FIRE
14 DISABLE
12 CONFUSE
1A DEATH
17 PARALYZE
07 THUNDER
48 CRITICAL POWER UP
23 P-ATTACK UP
0A 01 LINK VIGILANCE FROM SILENCING VENOM
08 01 LINK STARDUST FROM NACHJAGER
07 01 LINK CHAFF BLAST FROM VENOM
0A 01 LINK VIGILANCE
43 COMBO FACTOR
42 HP INVERSE FACTOR
44 AP INVERSE FACTOR
36 FASTER COOLDOWN
15 STOP
2D AREA OF EFFECT UP
21 REFLECT
4C BACK ATTACK
4B FRONT ATTACK
4E CARNAGE FACTOR
05 FIRE
07 THUNDER
3E RESONANCE FACTOR
39 RESONANCE BOOST
04 SHOT
0C DARK
2C ELEMENT RESIST DOWN
74 00 LINK SYPHON
65 00 LINK FIRA
69 00 LINK BLIZZAGA
6B 00 LINK THUNDARA
72 00 LINK DEATH
31 CRITICAL RATE UP
24 M-ATTACK UP
40 EXPLOIT WEAKNESS
1E RERAISE
21 REFLECT
22 FLOAT
20 CREATE IMAGE
1B HASTE
0F BLIND
27 ELEMENT RESIST UP
19 STONE
4C BACK ATTACK
1D REGEN
28 P-ATTACK DOWN
10 FOG
03 THRUST
06 ICE
18 FREEZE
2A P-DEFENSE DOWN
2B M-DEFENSE DOWN
3B REMOVE AILMENT
2E MULTI HIT
39 RESONANCE BOOST
1A DEATH
01 SLASH
47 RANGE FACTOR
4A RANGE UP
08 EARTH
09 WIND
16 SLEEP
8E 00 LINK LEAF CUTTER
3A RECOVER HP
08 EARTH
25 P-DEFENSE UP
3B M-DEFENSE UP