At Tuenti we try to apply agile development as much as we can. And it is always recommended to have fun while doing your work, so as we the Core Frontend team apply Scrum, I've decided to create a nice estimation deck instead of the dull typical ones.
And as there is some kind of fever around the office with the Magic The Gathering card game, the theme was obvious.
You can find the JPGs ready to print in two pages at the downloads section.
There is no coffee card, and the numbers only go up to 13. If the task takes more time, split it ;)