Square Enix develops, publishes, distributes and licenses Square Enix, Eidos and Taito branded entertainment content in Europe and other PAL territories as part of the Square Enix group of companies. Square Enix also has a global network of leading development studios such as Crystal Dynamics and Eidos Montréal. The Square Enix group of companies boasts a valuable portfolio of intellectual property including: Final Fantasy, which has sold over 130 million units worldwide; Dragon Quest, which has sold over 71 million units worldwide; Tomb Raider, which has sold over 58 million units worldwide; and the legendary Space Invaders.