Particle

1
Alien Race Data
Live Medic
Particle Disturbance Sensor
Particle Disturbance Sensor
Possible Alien Autopsy Info
Live Terrorist
M.C. Lab
M.C. Lab
Calicinite Corpse
Vibro Blade
Vibro Blade
Medi-Kit
Medi-Kit
Alien Origins
Any Live Alien
Gill Man Corpse
Thermic Lance
Thermic Lance
Possible Alien Origins Or Mission Data
M.C. Reader
M.C. Reader
M.C. Reader
Live Squad Leader
Sonic Pulser
Sonic Pulser
Sonic Pulser
The Ultimate Threat
Live Gill Man or Lobster Man (Nav. Or Cmdr.)
Heavy Thermic Lance
Heavy Thermic Lance
Live Tasoth
M.C. Disruptor
M.C. Disruptor
Live Technician
Possible Alien Submarine Data
Thermal Shok Launcher
Thermal Shok Launcher
TLeth The Aliens City
Live Lobster Man Commander
Any Alien Corpse
Alien Autopsy
M.C. Generator
M.C. Generator
Note Do NOT Research Tasoth Commander - it leads
to TLeth But prevents research on Leviathan!
Thermal Shok Bombs Launcher
Thermal Shok Bombs
Thermal Shok Bombs
Gauss Pistol
Gauss Rifle
Heavy Gauss
Heavy Gauss
Gauss Cannon(CW)
Gauss Defenses(BD)
Gauss Defenses(BD)
Gauss Technology
Gauss Rifle
Gauss Pistol
Coelacanth/ Gauss Cannon(SWS)
Coelacanth/ Gauss Cannon(SWS)
Gauss Pistol Clip
Gauss Rifle Clip
Heavy Gauss Clip
Heavy Gauss Clip
Gauss Cannon(CW)
Gauss Cannon Ammo(CW)
Gauss Rifle Clip
Gauss Pistol Clip
(no ammo reqd)
Gauss Cannon Ammo(CW)
Aqua Plastics
Deep One Corpse
Aqua Plastics
Sonic Pistol
Sonic Pistol
Sonic Pistol Clip
X-COM TFTD Tech Tree By Nethog
Plastic Aqua-Armor
Plastic Aqua-Armor
Pistol Power Clip
Pistol Power Clip
Live Deep One (wait until Aq. Armor, IBA Mag.
Nav)
Ion Armor
Ion Armor
Sonic Blasta Rifle
Sonic Blasta Rifle
Sonic Blasta Clip
Sonic Oscillator(CW)
Sonic Defenses(BD)
Sonic Defenses(BD)
Ion Beam Accelerators
Ion Beam Accelerators
Ion Beam Accelerators
Blasta Power Clip
Blasta Power Clip
Sonic Oscillator(CW)
Magnetic Ion Armor
Magnetic Ion Armor
Sonic Cannon
Sonic Cannon
Displacer Sonic(SWS)
Sonic Cannon Clip
Magnetic Navigation
Magnetic Navigation
Magnetic Navigation
Cannon Power Clip
Cannon Power Clip
Transmission Resolver
Transmission Resolver
Displacer PWT(SWS)
Displacer PWT(SWS)
Disruptor Pulse Launcher
Manta
Alien Sub Construction
Alien Sub Construction
Manta
Disruptor Pulse Launcher
PW Torpedo (SWS Ammo)
Disruptor Pulse Launcher Ammo
Zrbite
Zrbite
Hammerhead
Hammerhead
PWT Cannon Ammo(CW)
Disruptor Pulse Launcher Ammo
Disruptor Pulse Launcher Ammo
PWT Cannon (CW)
PWT Cannon (CW)
Leviathan
Leviathan
Live Lobster Man Commander
PWT Defenses(BD)
PWT Defenses (BD)