Let's just get right into it:

ONE CENT upgrade for Legacy Kickback:
https://toyhax.com/for-legacy/6998-labels-for-lg-kickback.html

We've had some subtle sets over the years, but this isn't one of them. Labels for LG Laser Optimus Prime:
https://toyhax.com/for-legacy/6965-labels-for-lg-laser-optimus-prime.html

Not the labels for G2 Prime you were looking for? Maybe this one is more your speed:
https://toyhax.com/for-generations-select/6969-parts-labels-for-go-bots-optimus-prime.html

Guns and Labels for Legacy Eject!! Plus, a few bonus labels for Blaster:
https://toyhax.com/for-kingdom/6957-labels-rifles-for-ki-blaster-eject.html

Dragstrip sports label surface parts for hubcap decals now, and much more:
https://toyhax.com/for-legacy/6974-parts-labels-for-lg-drapstrip.html

An extensive dystopian themed upgrade for GS Black Zarak, and a separate set for the headmaster:
https://toyhax.com/search?controller=search&s=DevilZ

For the Forget-Me-Not of your collection, make sure Legacy Skids leaves a lasting impression:
https://toyhax.com/for-legacy/6937-labels-for-lg-skids.html

Fear not! The honorable and loyal SG Starscream will save the day, with his heroic new tailfin:
https://toyhax.com/for-wfc/6943-labels-tailfin-for-sg-starscream.html

Lastly, we've finished a whole slew of sets for the Bumblebee movie toys:
https://toyhax.com/search?controller=search&s=travis