Following the article from a few hours ago, the Strategy Site has posted an article listing these name changes and a few more, revealing that the cards in question will be reprinted in upcoming products:

OTS Pack 3:
Frog the Jam -> Slime Toad
Kinetic Soldier -> Cipher Soldier
Red-Eyes B. Chick -> Black Dragon’s Chick

Destiny Soldiers:
Marie the Fallen One -> Darklord Marie
Nurse Reficule the Fallen One -> Darklord Nurse Reficule

Source: https://yugiohblog.konami.com/articles/?p=8041