TON is the main currency used in the game (Use to buy monsters)
GEM is a fictional currency created by the game.
Monsters can mine GEM and use it for withdrawals.
( 1 GEM = 1 TON No need to swap, can withdraw GEM and get TON in wallet. )
MON token is Cryptocurrency that the game will create in the future Or that is Making game airdrops
(There is no in-game spending at this time. MON tokens can be earned by completing missions and leaving the game's HOME page open)