Based on the search results, it is unclear what is in Mavis hand. The search results mention several different things related to the name "Mavis," including a character from the game Dislyte who represents a deity of death, a character from the anime Fairy Tail who raises both her hands to make Tenrou Island appear inside a giant sphere bearing the mark of her guild, a multi-tool product named "Mavis", and a brand of handbags called "Mavis by Herrera". However, none of the search results provide information about what is in Mavis hand.