Some rarities include Canadian Slag, and mail aways Reflector & Movie Edition Optimus Prime.
Some more photos
Brawn - $10
Bumblebee - $35
Gears - $10
Huffer - $10
Sideswipe - $60
Jazz - $60
Hound - $80
Ironhide - (w/instructions) $60
Prowl - (w/instructions)$60
Mirage - $90
Sunstreaker - $90
Wheeljack - $100
Trailbreaker - $60
Optimus Prime (mail away movie edition, with stryrofoam, certificate instructions, etc) - $200
Jetfire - $120
Grimlock - (w/instructions) $65
Snarl - $65
Slag (w/ bilingual instructions) (candian variant) - $250
Sludge - $65
Swoop - $65
Megatron - $130
Shockwave - $150
Starscream - $75
Thundercracker - $60
Kickback - $20
Sharpnel - $20
Bombshell - (w/ bilingual instructions) $20
Reflector (w/instructions) - $200
Hook - $20
Longhaul - $20
Mixmaster - $20
Scrapper - $20
Scavenger - $20
Bonecrusher - $20
Soundwave w/Buzzsaw - $75
Ravage - $20
Lazerbeak - $20
Frenzy - $20
Rumble - $20