Download YGOPRO 2 and start dueling today. YGOPRO 2 is the best free Yu-Gi-Oh! Online game. In addition to being fully automatic, YGOPRO is constantly updated with new cards from both TCG and OCG card sets. YGOPRO 2 is fully compatible with Yu-Gi-Oh! The Dawn of a New Era, or TDOANE for short. YGOPro Download Information. Yu-Gi-Oh! The Dawn of a New Era (TDOANE) is an automatic, free to play Yu-Gi-Oh! online game, which gives players access to all released cards while continually adding new cards as soon as they are announced. TDOANE is based on the YGOPro dueling engine, it comes with a number of features including single, match and.