When I think of the color red, the first thing that comes to mind is "Mario" from TVvideo game. When I think of the color red, the first thing that comes to mind is "Mario" from video game.

When I think of the color red, the first thing that comes to mind is "Mario" from TVthe video game. When I think of the color red, the first thing that comes to mind is "Mario" from the video game.

When I think of the color red, the first thing that comes to mind is "Mario" from TVthe video game. When I think of the color red, the first thing that comes to mind is "Mario" from the video game.

When I think of the color red, the first thing that comes to mind is "Mario" from TV game., which is a video game character. When I think of the color red, the first thing that comes to mind is "Mario", which is a video game character.

When I think of the color red, the first thing that comes to mind is "Mario" from a TV game. When I think of the color red, the first thing that comes to mind is Mario from a TV game.

OPTION A: When I think of the color red, the first thing that comes to mind is "Mario" from TV game.a popular TV game. OPTION B: When I think of the color red, the first thing that comes to mind is the popular TV game character "Mario." OPTION A: When I think of the color red, the first thing that comes to mind is "Mario" from a popular TV game. OPTION B: When I think of the color red, the first thing that comes to mind is the popular TV game character "Mario."

I played Mario games with my brother when I was child, and I still enjoy games myselfplaying Mario games. I played Mario games with my brother when I was child, and I still enjoy playing Mario games.

it's perfectly fine - but slightly more natural for US English

I played Mario games with my brother when I was a child, and I still enjoy games myself. I played Mario games with my brother when I was a child, and I still enjoy games myself.

When I was a child, I played Mario games with my brother when I was child, and I still enjoy games myself. When I was a child, I played Mario games with my brother, and I still enjoy games myself.

include the time shit first for the smoothest sounding sentence

When I was a child, I played Mario games with my brother when I was child, and I still enjoy games myself (to this day). When I was a child, I played Mario games with my brother, and I still enjoy games myself (to this day).

SMOOTHER: I played Mario games with my brother when I wassince childhood, and I still enjoy games myselfplaying such games. SMOOTHER: I played Mario games with my brother since childhood, and still enjoy playing such games.

"Mario Sunshine" is my favorite particularlygame, but I need sa Switch2 in order to play it, u. Unfortunately it's too popular to buy.the Switch2 is so popular it's difficult to find, so I haven't been able to buy one yet. "Mario Sunshine" is my favorite game, but I need a Switch2 in order to play it. Unfortunately the Switch2 is so popular it's difficult to find, so I haven't been able to buy one yet.

Rewrote the last sentence. If you meant "Mario Sunshine" is so popular, you can switch the "Switch2" with "Mario Sunshine" and it still makes sense.

"Mario Sunshine" especially is my favorite particularly, but I need a switch 2 in order to play it, and unfortunately it's too popular to buy. "Mario Sunshine" especially is my favorite, but I need a switch 2 in order to play it, and unfortunately it's too popular to buy.

"Mario Sunshine" is my favorite in particularly, but I need sSwitch 2 in order to play it, and unfortunately, it's too popular to buy. "Mario Sunshine" is my favorite in particular, but I need Switch 2 in order to play it, and unfortunately, it's too popular to buy.

You can also say, ""Mario Sunshine" is my favorite, but....".

"Mario Sunshine" is my favorite particularly my favorite, but I need a switch2 in order to play it, u. Unfortunately it's too expensive because it's very popular to buy. "Mario Sunshine" is particularly my favorite, but I need a switch2 in order to play it. Unfortunately it's too expensive because it's very popular.

"“Mario Sunshine"” is my favorite particularlygame, but I need sSwitch 2 in order to play it, u. Unfortunately it's too popular to buy, I wasn't able to get one because it sold out. “Mario Sunshine” is my favorite game, but I need Switch 2 in order to play it. Unfortunately, I wasn't able to get one because it sold out.

I modified the end of the sentence to show more natural.

OPTION A: I especially like "Mario Sunshine." is my favorite particularly, but I need switch2 in orderHowever, a Switch2 is needed in order to play it. Unfortunately, it's currently sold out. OPTION B: I particularly like "Mario Sunshine." However, a Switch2 console is required to play it, u. Unfortunately it's too popular to buythat model is currently sold out. OPTION A: I especially like "Mario Sunshine." However, a Switch2 is needed in order to play it. Unfortunately, it's currently sold out. OPTION B: I particularly like "Mario Sunshine." However, a Switch2 console is required to play it. Unfortunately that model is currently sold out.