The Paradox Creatures

At the beginning of each upkeep if a player has
2 or more permanents (excluding lands) with the
same name give them a 0/5 paradox creature
token with at the beginning of your upkeep this creature deals 2 damage to you, it can't attack or
block and has shroud and indestructible
When The Paradox Creatures leaves play so do all creatures created by it