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Guido

DESCRIPTION | POKE(s)
Infinite lives | 52133,0
Infinite food | 42403,42:54513,42:54550,42

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Gunfighter

DESCRIPTION | POKE(s)
Lots Of Money | 53163,48:53164,118
Infinite Lives | 53422,42
Infinite Ammo | 43326,42
Infinite Lives & Ammo | 65535,0

LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUN.SNA
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Gun Star

DESCRIPTION | POKE(s)
Infinite lives | 44215,201
Infinite speed-up | 44436,201

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Gunboat

DESCRIPTION | POKE(s)
Infinite Energy | 42915,0

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Gun Fright

DESCRIPTION | POKE(s)
Infinite Lives | 49233,0
Infinite Ammo | 51711,0
Infinite Ammo (Quick reload) | 51711,201
Infinite Money | 54122,201
Quickdraw Bandit Can't Move | 47604,24
Quickdraw Bandit Can't Shoot | 47609,58
Tonwfolk don't move | 46891,24:46892,4
Walk Speed = x | 49260,x:51485,x (x= 1-18)
Horse Speed = x | 43481,x (x= 1-18)
Bad Guy = x | 41570,x (x=19)
Quick reload | 51617,0

Use the Bad Guy=x POKE while playing the game, not on the control menu. Oh, once you kill guy 19, it loops to 16. Tch!
LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUNFRITE.SNA
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Gunhed

DESCRIPTION | POKE(s)
Infinite Lives | 38402,0
No Ship Increase | 38323,95:38326,95

LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUN.SNA
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Gunpowder, Treason and Plot

DESCRIPTION | POKE(s)
Infinite energy | 45349,0
Immunity | 45178,195

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Gunrunner

Infinite Lives | 49171,0
No Enemies | 48838,62
Immunity | 49081,0

I did have an immunity hack for this, but had to remove it because if you fell down a hole you became invisible..
LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUNR.SNA
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Gunsmoke

DESCRIPTION | POKE(s)
Infinite Lives | 53818,183

LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUNR.SNA
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Gunstar

DESCRIPTION | POKE(s)
Infinite lives | 44218,0
Infinite fuel | 48731,0

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Gusiloc

DESCRIPTION | POKE(s)
Infinite lives | 27453,42

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Gutz

DESCRIPTION | POKE(s)
Infinite Lives | 38915,183
Infinite Energy | 47265,183

LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GUTZ.Z80
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Gyron

DESCRIPTION | POKE(s)
Infinite Energy | 29089,0:29952,201

If anyone finds out if this works, let me know
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Gyroscope

DESCRIPTION | POKE(s)
Infinite Lives | 53922,0
Harmless aliens | 54354,201
Harmless aliens (messy) | 53322,58
Immunity | 53887,201
Infinite Time | 59149,0
No Enemies | 54271,3

I don't know if it's just a crap copy on Speccy Sensations 2, but the game crashes when it reaches 0. So, you HAVE to use the POKE for infinite time just to be able to play the game...
The second Harmless aliens lets you walk though the nasties. Makes a bit of a mess though
LOAD FROM RETRO GOLD ... retro:games/spectrum/g/GYRO.SNA
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Gyroscope 2

DESCRIPTION | POKE(s)
Infinite time | 38596,0

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