The Iron Marines came to conquer iMessage! Fill your conversations with fun animated stickers that’ll defeat all alien life forms. Maximize your powers against invaders with cute marine forces! - Tap the App Store icon next to the message box to access your recently used iMessage apps. - Select the Iron Marines’ app icon (and done!) - You can send all stickers you want. - Place them on your favorite parts of the chat, even on top of a photo or sticker. - Scale and rotate stickers for better performance.