<ref>[https://home.gamer.com.tw/artwork.php?sn=5544002 Tetr.io入門介紹]巴哈姆特</ref>
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[[File:F0130639087f2d2dc537e2db4d616e8e.png|有框|]]'''【遊戲說明】''' </center><img src="https://www.bing.com/images/search?view=detailV2&ccid=pjkRnJS4&id=13A2319F0A9AEE0A28A20609B56F4090F7F567FA&thid=OIP.pjkRnJS4bdB46Hz7BV-OsQHaEK&mediaurl=https%3A%2F%2Fi.ytimg.com%2Fvi%2Focis9voJMUU%2Fmaxresdefault.jpg&cdnurl=https%3A%2F%2Fth.bing.com%2Fth%2Fid%2FR.a639119c94b86dd078e87cfb055f8eb1%3Frik%3D%252bmf195BAb7UJBg%26pid%3DImgRaw%26r%3D0&exph=720&expw=1280&q=tetr.io%e9%81%8a%e6%88%b2%e4%bb%8b%e9%9d%a2&simid=608029453917975668&form=IRPRST&ck=13792A4D35EC75331E7A5689CB537D54&selectedindex=2&ajaxhist=0&ajaxserp=0&pivotparams=insightsToken%3Dccid_FH7fjQPJ*cp_5F852A23F7F25830660555FDBB254239*mid_520C02239B18F5ED349D0AE5D17DA84B821214FC*simid_608030295720808986*thid_OIP.FH7fjQPJcIFJ9SFccXGhvAAAAA&vt=0&sim=11&iss=VSI&ajaxhist=0&ajaxserp=0" width="280"></center>
40 Lines：消除40行，挑戰最少時間完成