We can play a different game now.

Meaning: This means to suggest playing a game that is not the same as the one being played at the moment. It's like saying, I propose we stop playing the current game and start playing a different one.

Choice of Words: We refers to a group of people including the speaker and the listener. Can expresses the ability or permission to do something. Play means to engage in a game or activity for enjoyment or competition. Different means not the same as something else. Game refers to a structured activity or competition involving rules and goals. Now refers to the present moment. When put together, "We can play a different game now" conveys the idea of a suggestion to engage in a game that is not the same as the current one and to do it at the present moment.