A man who transforms into Train 1. He has a strong Imagination (the power to imagine). He is a skilled fighter. He is friends with Ahn-gyeong, Jang-mi, Kkuk-i, Gong-ju, and Mu-hyeon. His color when transformed is red. He loves eating.

A man who transforms into Train 2. He isn't particularly special, but he is polite and kind. He is friends with Han-byeol, Jang-mi, Kkuk-i, Gong-ju, and Mu-hyeon. His color when transformed is blue.

A woman who transforms into Train 3. She is a skilled fighter. She is polite and kind. She is friends with Han-byeol, Ahn-gyeong, Kkuk-i, Gong-ju, and Mu-hyeon. Her color when transformed is yellow.

A man who transforms into Train 4. He is a skilled fighter. He is friends with Han-byeol, Ahn-gyeong, Jang-mi, Gong-ju, and Mu-hyeon. His color when transformed is green.

A woman who transforms into Train 5. She has a strong Imagination (the power to imagine). She is friends with Han-byeol, Ahn-gyeong, Jang-mi, Kkuk-i, and Mu-hyeon. Her color when transformed is pink.

A man who transforms into Train 6. If he consumes darkness, he becomes a Shadow. His name as a Shadow was Zaram. He is a skilled fighter. He is friends with Han-byeol, Ahn-gyeong, Jang-mi, Kkuk-i, and Gong-ju. His color when transformed is orange.