YOU SAID:
so today we are gonna start playing games with my siblings!
INTO JAPANESE
今日は兄弟と一緒にゲームを始めます!
BACK INTO ENGLISH
Start the game with your brothers today!
INTO JAPANESE
今日から兄弟とゲームを始めましょう!
BACK INTO ENGLISH
Start the game with your brothers today!
You've done this before, haven't you.