YOU SAID:
I have played every game in the world
INTO JAPANESE
私は世界のすべてのゲームをプレイしてきました
BACK INTO ENGLISH
I've played every game in the world
INTO JAPANESE
私は世界のすべてのゲームをプレイしました
BACK INTO ENGLISH
I've played every game in the world
That didn't even make that much sense in English.