As far as I am aware, this is the full list of IS mechs as of 3050. Feel free to correct me if I missed any or if something is out of place.
2750:
- Mercury
- Thorn
- Mongoose
- Hermes
- Hussar
- Sentinel
- Wyvern
- Crab
- Kintaro
- Champion
- Lancelot
- Exterminator
- Bombardier
- Guillotine
- Flashman
- Black Knight
- Thug
- Crockett
- Highlander
- King Crab
3025:
- Locust
- Wasp
- Stinger
- Commando
- Javelin
- Spider
- UrbanMech
- Valkyrie
- Firestarter
- Jenner
- Ostscout
- Panther
- Assassin
- Cicada
- Clint
- Hermes II
- Vulcan
- Whitworth
- Blackjack
- Hatchetman
- Phoenix Hawk
- Vindicator
- Centurion
- Enforcer
- Hunchback
- Trebuchet
- Dervish
- Griffin
- Shadow Hawk
- Scorpion
- Wolverine
- Dragon
- Ostroc
- Ostsol
- Quickdraw
- Rifleman
- Catapult
- Crusader
- JagerMech
- Thunderbolt
- Archer
- Grasshopper
- Warhammer
- Marauder
- Orion
- Awesome
- Charger
- Goliath
- Victor
- Zeus
- Battlemaster
- Stalker
- Cyclops
- Banshee
- Atlas
3050:
- Flea
- Falcon
- Firefly
- Raven
- Wolfhound
- Wolf Trap
- Hoplite
- Grand Dragon
- Axman
- Caesar
- Cataphract
- Hatamoto-Chi
- Katana
- Shogun
- Mauler
- Annihilator
- Imp
- Devastator
Welcome to 3049.
EDIT: Added the Devastator. Feel free to check out Sarna's BattleTech wiki if you want to snoop around: http://www.sarna.net...Sphere_%27Mechs
Edited by fenixstryk, 31 October 2011 - 05:40 PM.