Yes, there are 2014 Topps Strata Football variations. Sticking with a basic rookie theme that has been in several football products this year, some of them require a close eye to spot.
A total of 20 rookies in 2014 Topps Strata Football have variations. While they don't follow a specific theme, most are relatively obvious once you know what to look for. Different jerseys and significantly different poses are common in a lot of them.
Another way to spot variations is with the code on the back in the fine print. Base rookie cards end in 66 while the variations end in 80.
Below is a full list of all the 2014 Topps Strata Rookie Variations as well as exact details on what to look for.
2014 Topps Strata Football Variations Visual Guide
103 Terrance West, Cleveland Browns
Base: running
Variation: catching