Temporal Distortion

74bd0d14-8d26-403f-9405-d0dcdecd1a49

$1.00 CND 

Whenever a creature or land becomes tapped, put an hourglass counter on it. Each permanent with an hourglass counter on it doesn't untap during its controller's untap step. At the beginning of each player's upkeep, remove all hourglass counters from permanents that player controls.