The current rumor round-up goes like:
Dragon Challenge becomes the Forbidden Forest E Ticket Dark Coaster.
T2 becomes Bourne Live Action Theater
Volcano Bay gets a hydromagnetic mammoth.
Shrek becomes Secret Life of Pets E Ticket Trackless AA filled dark ride.
Fear Factor Live becomes Ministry of Magic mega E Ticket dark ride.
KidZone becomes Super Nintendo World: Mushroom Kingdom (Multiple Attractions)
The remaining Lost Continent becomes The Island of Berk with an E Ticket dark ride and large scale puppet show.
Iron Legion mega E Ticket comes to Marvel Superhero Island
The plot beside Men in Black becomes Super Nintendo World: Hyrule Kingdom (Multiple Attractions)
All before 2021.