Probability of get a mana dork with Once Upon a Time

manadorks.php

<?php

$simulations = 1000000;
$onTheDraw = 1;
$deck = array_merge(
    array_fill(0, 14, 'Mana Dork'),
    array_fill(0, 4, 'Once Upon a Time'),
    array_fill(0, 42, 'Other')
);

function found($card, $start, $total, $deck)
{
    for ($i = $start; $i < $start + $total; $i++) {
        if ($deck[$i] == $card) {
            return true;
        } 
    }
    return false;
}

function foundManaDork($start, $total, $deck)
{
    return found('Mana Dork', $start, $total, $deck);
}

$found = 0;

for ($i = 0; $i < $simulations; $i++) {
    shuffle($deck);
    if (found('Mana Dork', 0, 7 + $onTheDraw, $deck)) {
        $found++;
    } elseif (found('Once Upon a Time', 0, 7 + $onTheDraw, $deck)) {
        if (found('Mana Dork', 7 + $onTheDraw, 5, $deck)) {
            $found++;
        }
    }
}

echo $found/$simulations*100 . "% on the ";
echo $onTheDraw ? "draw" : "play";