Transformers #1 CGC 9.6
1st comic appearance of the Transformers, this 4 issue series was so successful Marvel made it into an ongoing series
Transformers #6 NM (9.4)
1st appearance of Josie Beller, Transformers cover and story
Transformers #8 CGC 9.8
1st appearance of the Dinobots, Transformers cover and story
Transformers #10 NM- (9.2)
1st appearance of Constructicons, Transformers cover and story
Transformers #13 NM (9.4)
Spider-man vs. the Transformers cover and story