Only one MC5 Estoque so far, found by HWC member 1594matt in the UK. UK collectors keep your eyes open, find one, and send it to me!
Also, very light blue Estoque found at Smith’s (a Kroger store), in a 10-pack, by yours truly:
HW variation alert: Blue Lamborghini Estoque with MC5, as well as a different shade of blue…