You have found a pop culture gem from the Marvel Studios Universe.
You are looking at a Signed Comic Covers Autograph Trading Card from Avenger: Age of Ultron.
This Signed Comic Covers Trading Card is Autographed by Writer Kurt Busiek & Penciler George Perez.
It features Avengers Vol. 3 #1 - February, 1998.
This card is numbered AOU-PB.
Produced by Upper Deck in 2015.