<?php
// $count - броски, $ribs - рёбра куба
$getCoobick = function ($count, $ribs = 6) {
	for($i = 0; $i < $count; $i++) {
		yield rand(1, $ribs);
	}
};

foreach($getCoobick(6, 12) as $dice) {
	echo $dice . PHP_EOL;
}