"about math, research papers, science"

"Black cat with leaf on head"

"特朗普在玩滑板"

"cute dog with pointy ears"

"Viking with a helmet and axe"

"Viking with a shield wall"

"Pirate with a cutlass"

"Sorceress with a potion"

"Mermaid with sea creatures"

"Haunted house with ghosts"

"Cyber dragon"

"Witch’s cauldron bubbling"