Nautilus, Titan of the Depths

Ward {x}, where X is the number of Tithe token
you control.(It's an artifact with ''Sacrifice this artifact: Draw a card.)

At the beginning of each player's upkeep, that player discards a card and creates a Tithe.

At the beginning of combat on your turn, each opponent may give you a Tithe, Nautilus gains protection from each opponent that didn't.