Part one of "The Transformers: The Movie", in which old friends are lost and a new foe emerges.
* First appearance of Unicron.
* First appearance of adult Spike.
* Death of Ironhide, Ratchet, Brawn and Prowl.
WARNING: Spoilers
Flashback sequences from Transformers: Animated episode "Along Came a Spider", covering Optimus Prime's history with Elita One and Sentinel Prime.
Unfortunately, there was no transformation by Elita One in the episode, so it's not clear what her alternate mode would be.
Part three of "The Transformers: The Movie".
* Bodies of Windcharger and Wheeljack.
* The Constructicons merge into Devastator.
* Attack of the Dinobots as reinforcements arrive.
* The climactic battle as Optimus Prime and Megatron face off for the last time.
Part eight of "The Transformers: The Movie".
* The Dinobots befriend Wheelie.
* The Decepticons attack the Autobots on Junk.
* Daniel transforms his exosuit.
* The Decepticons dismember Ultra Magnus.
* Galvatron seizes the Matrix.
* Battle in the Sharkticon pit.
Part seven of "The Transformers: The Movie", in which strange new worlds are explored, and horrific deeds are revealed.
* Hot Rod rescues Kup.
* Ultra Magnus's shuttle crashes on Junk.
* First appearance of the Sharkticons and Wheelie.
* First appearance of the Quintessons.
* First appearance of Wreck-Gar.
Part six of "The Transformers: The Movie", in which two paths are unavoidably presented, and desperate measures must be taken.
* Evacuation of Autobot City.
* The two shuttles are launched.
* Kup, Hot Rod and the Dinobots crash on Quintessa.
* Ultra Magnus detonates the aft section of his shuttle.
Part five of "The Transformers: The Movie", wherein a reign is cut short, and evil demonstrates its power.
* First transformation of Galvatron.
* The death of Starscream.
* Unicron attacks Cybertron's moons.
* Jazz, Cliffjumper, Bumblebee and Spike go missing.
* That word.
Part nine of "The Transformers: The Movie".
* The Junkions attack.
* Hot Rod uses the "Universal Greeting" to befriend the Junkions.
* Ultra Magnus is re-assembled by the Junkions.
* The Autobots and Junkions initiate an assault on Unicron.
Flashback sequences from Transformers: Animated episode "Autoboot Camp", covering Bumblebee's history with Wasp.
Note that despite the fact he does not speak and is not named, TF:A character designer Derrick Wyatt confirms the "little red Autobot" with Sentinel to be "Cliffjumper".
Various clips of Galvatron, featuring vocal performance by Frank Welker, who also did Megatron, Soundwave, Rumble, Ravage, Frenzy, Mirage and Wheelie, among many others.
(From: Five Faces of Darkness Pt 2, Five Faces of Darkness Pt 5, Carnage in C-Minor, The Ultimate Weapon, Grimlock's New Brain)
Sequences from Transformers: Animated episode "A Bridge Too Close", Parts I & II, covering Ratchet and Sari's attempts to get the Autobot ship airborne again, and the reveal of the ship as the enormous Omega Supreme.
Having evolved sufficiently due to Sari's misuse of the AllSpark Key, Soundwave takes matters into his own hands to go the rest of the way, and transforms into his vehicular mode.
Note that there was no sign of Laserbeak in this episode, however the ending was clearly left open.
(From: Sound And Fury)