Exclusives list courtesy of JTPrime, bolding the new info/confirmations:
Walmart: Velocitron line (Cosmos, Road Rocket, Armada Blurr, Burn-Out, Clampdown, Road Hauler, Override, Black Convoy)
Walgreens: Legacy Minerva
Target: Buzzworthy Legacy Silverstreak, Buzzworthy Legacy Multipack (Goldbug, Ransack, Paralyzer, Toy Scorponok),
Buzzworthy Legacy Toy deco Terrorsaur,
Buzzworthy Legacy Accessory Pack (Red Cog)Amazon:
Legacy Fractyl, Legacy Wreckers Impactor
(includes one of the rumored Fossilizers based on price), Legacy Wreckers Leadfoot, Legacy Wreckers Topspin
(Saltman deco), Legacy Wreckers Twin Twist
(Saltman deco), Legacy Bulkhead redeco, Legacy Springer
(includes one of the rumored Fossilizers based on price)Hasbro Pulse: Legacy Pulsecon set (Orion Pax & Alpha Trion)
"Fan Channel": Legacy Selects Guard, Legacy Selects DK3, Legacy Selects Cyclonus' Armada, Legacy Beast Wars Buzzsaw, Legacy Beast Wars Sandstorm,
Legacy Nightprowler,
Selects Clampdown is now suspiciously absent"Release venue unknown but they exist":
Packrat,
Antagony, Guardian Robot (remember that zoom & enhance image from Mark's desktop?)
And to top it all off, the Terrorsaur has a Target listing already: