なんか産まれたのであげとく．

console.tweet.js

console.tweet = function(tweet) {
  if (typeof tweet !== "object") return;

  var keys = ["screen_name", "user_id", "tweet_text", "thumbnail_url", "tweet_url"];

  var isValid = true;
  keys.forEach(function(key){
    isValid &= tweet.hasOwnProperty(key);
  });
  if (!isValid) return;

  tweet.tweet_id = tweet.tweet_url.split('/').reverse()[0];

  var thumbnail_css =
    "padding:10px 0 15px 45px;" +
    "line-height:30px;" +
    "background:" +
      "linear-gradient(to top, transparent, transparent)," +
      "url('"+ tweet.thumbnail_url +"');" +
    "background-size:40px 40px;" +
    "background-repeat:no-repeat;";

  tweet.tweet_text = tweet.tweet_text.replace(/pic\.twitter\.com\/\w*/g, '');

  tweet.tweet_imgs = tweet.tweet_imgs || [];

  tweet.tweet_imgs.forEach(function(url, i){
    var css =
      "padding:10px 0 20px 1000px;" +
      "line-height:40px;" +
      "background:" +
        "linear-gradient(to top, transparent, transparent)," +
        "url('"+ url +"');" +
      "background-size:40px;" +
      "background-repeat:no-repeat;";
    tweet.tweet_imgs[i] = css;
  });

  var query = "%c %c%s %c@%s\n%c \n%c%s\n";
  for (var _i = 0; _i < tweet.tweet_imgs.length; _i++) {
    query += "%c %c\n";
  }
  query += "\nURL:%o\n%c★Fav. %s";

  var args_array = [].concat([
    query,
    thumbnail_css,
    "color:black; line-height:30px;",
    tweet.screen_name,
    "color:gray; line-height:30px;",
    tweet.user_id,
    "line-height:15px;",
    "",
    tweet.tweet_text,
  ]);

  tweet.tweet_imgs.forEach(function(css){
    args_array.push(css);
    args_array.push("");
  });

  args_array = args_array.concat([
    tweet.tweet_url,
    "background-color:yellow; line-height:1.5em;",
    "https://twitter.com/intent/favorite?tweet_id=" + tweet.tweet_id,
  ]);

  console.log.apply(console, args_array);
};

~Readme.md

Sample

console.tweet({
  screen_name:   "3846masa",
  user_id:       "3846masa",
  tweet_text:    "consoleでTwitterとかウケる",
  thumbnail_url: "https://twitter.com/3846masa/profile_image?size=bigger",
  tweet_url:     "https://twitter.com/3846masa/status/618075724637822976"
});

~showTweetInConsole.js

// 公式Twitterで上のconsole.tweetと一緒に実行すると，consoleに流れる．
 
function showTweetInConsole() {
  var $tweet_list = $($('.js-stream-item').get().reverse());
  $tweet_list.each(function(){
    if ($(this).data('consoled') === $('.js-original-tweet', this).length) return;
 
    if ($('.js-original-tweet', this).length > 1) {
      console.group();
      $('.js-original-tweet', this).each(function(){
        showTweetInConsoleFromElem($(this));
      });
      console.groupEnd();
    } else {
      showTweetInConsoleFromElem($('.js-original-tweet', this));
    }
 
    $(this).attr('data-consoled', $('.js-original-tweet', this).length);
  });
}
 
function showTweetInConsoleFromElem($tweet_elem) {
  var tweet = {};
  tweet.user_id = $('.username > b', $tweet_elem).text();
  tweet.screen_name = $('.fullname', $tweet_elem).text();
  tweet.tweet_text = $('.tweet-text', $tweet_elem).text();
  tweet.thumbnail_url = $('.avatar', $tweet_elem).attr('src');
  tweet.tweet_url = location.origin + $('.tweet-timestamp', $tweet_elem).attr('href');
 
  if ($('.js-media-container', $tweet_elem).length > 0) {
    tweet.tweet_imgs = [];
    var $imgs = $('.js-media-container img', $tweet_elem);
    $imgs.each(function(){
      tweet.tweet_imgs.push($(this).attr('src'));
    });
  }
  console.tweet(tweet);
}
 
showTweetInConsole();
setTimeout(function watchNewTweet(){
  if ($('.new-tweets-bar').data('item-count') > 0) {
    $('.new-tweets-bar').click();
    setTimeout(showTweetInConsole, 1000);
  }
  setTimeout(watchNewTweet, 500);
}, 0);