how do you get henki toys?

[GoktimusPrime]

smokescreen bluestreak prowl

Bluestreak and Prowl aren't repaints. They're retools. And I did mention Smokescreen in my last post.

lambos redalert

Sideswipe and Sunstreaker are even greater retools than Bluestreak and Prowl. Red Alert isn't out yet.

drop shot scattershot? the missile tank mode voyager
powerglide and stormcloud

Those aren't Henkeis. (Source)