a question about this card if i use it on a player his upkeep becomes 4x what if i use it again well it be like 16x or it well not make any additional effect

You can't use it again. It has no stack indication. Such cards cannot be added up and if you try to recast, the game will stop you WITHOUT consuming your card.

Black sparrow wrote:You can't use it again. It has no stack indication. Such cards cannot be added up and if you try to recast, the game will stop you WITHOUT consuming your card.

thanks

Title: Taxation
Rarity: Rare

Card Type: Enchantment
Target: Player
Duration: 2 Updates (Each update at 0:00GMT)

Turns Needed: 5

Artwork: None Yet

Description: Quadruples (4x) upkeep cost of target player.

Additional Information:
Can not be 'stacked' (Cast more than once) against a player