"envelope"

"cheerful princess in a sparkly dress"

"Astronaut with a comet trail"

"Robot with a hologram"

"Mermaid with a treasure map"

"Ninja with a mask"

"Pirate with a treasure chest"

"Haunted manor"

"Cyber bear"

"Troll with warts"

"Troll holding a club"

"Tengu with wings"

"Wyvern in flight"

"Cyclops with one eye"