These cards are reminiscent of those variations found in 2003 and 2004 Topps Heritage.  There are 25 cards in this parallel set and feature a different team logo on the card.  The player selection is quite nice as you can find stars such as Yu Darvish, Michael Wacha, Bryce Harper, and Mike Trout.

2014 Topps Heritage Logo Variation Checklist

53 Giancarlo Stanton (Miami Marlins)
149 Buster Posey (San Francisco Giants)
160 Andrew McCutchen (Pittsburgh Pirates)
250 Mike Trout (Angels)
310 Domonic Brown (Philadelphia Phillies)
400 Bryce Harper (Washington Nationals)
407 Michael Wacha (St. Louis Cardinals)
426 Yasiel Puig (Los Angeles Dodgers)
444 Yu Darvish (Texas Rangers)
447 Dustin Pedroia (Boston Red Sox)
455 Jose Reyes (Toronto Blue Jays)
457 Carlos Gomez (Milwaukee Brewers)
458 Anthony Rizzo (Chicago Cubs)
461 Evan Longoria (Tampa Bay Rays)
463 Paul Goldschmidt (Arizona Diamondbacks)
464 Joe Mauer (Minnesota Twins)
468 Carlos Santana (Cleveland Indians)
471 Chris Sale (Chicago White Sox)
475 Chris Davis (Baltimore Orioles)
477 Robinson Cano (Seattle Mariners)
482 Felix Hernandez (Seattle Mariners)
490 Matt Harvey (New York Mets)
491 Yadier Molina (St. Louis Cardinals)
494 Carlos Gonzalez (Colorado Rockies)
500 Miguel Cabrera (Detroit Tigers)