The ROM contains the logic for all these peripherals. When emulated, the ROM expects inputs from a virtualized card scanner. This is why standalone Dinosaur King ROMs are often bundled with workarounds.
Multiple ROM sets exist, corresponding to game updates: dinosaur king arcade game rom
In the mid-2000s, the arcade scene experienced a unique hybrid renaissance. While traditional fighting and racing games dominated, a new breed of "card-based arcade battlers" emerged, popularized by games like Yu-Gi-Oh! Arcade and Mushiking . Among them, Dinosaur King —developed by Sega and based on the manga by Yohei Sakai—roared into arcades with a distinct charm. The ROM contains the logic for all these peripherals
: You will need the specific ROM for the game version you want to play (e.g., USA version, Operation Dinosaur Rescue Alpha Fortress Operation Dinosaur Rescue Alpha Fortress