In almost every Transformers series ... which heavily resembles the original G1 version of Bumblebee. Armada Optimus Prime's ...

who became Optimus Prime's replacement, Rodimus Prime, in G1. This was further reflected in Hot Shot's "Powerlinx" form in Transformers: Armada, which heavily evoked Hot Rod's color scheme.

If all three retailers sell out, it's worth noting that the Lego Store restocked Optimus Prime, too, but you'll have to pay the full $180 MSRP. Lego officially lists Optimus Prime as "hard to find." ...