2019 Topps Series 2 - Evolution of Technology
5 card evolution of technology subset from 2019 Topps Series 2 (Baseball).
| # | Player | Team | Notes |
|---|---|---|---|
| ET-1 | Ticket Stubs / Digital Mobile Ticket | ||
| ET-2 | Jumbotron / Scoreboard | ||
| ET-3 | Instant Replay Review / Field Umpire | ||
| ET-4 | Box Scores / MLB At Bat App | ||
| ET-5 | Television Broadcast / Radio Broadcast |