Compass of Creatures

Compass (this card has 4 directions.{t}moves it clockwise, doesn't untap on upkeep)
{1}Activate once per turn as a sorcery, set a direction
When this card is NORTH: all creatures get +1/+0
When this card is EAST: all creatures cost {1} more
When this card is SOUTH: all creatures get -0/-1
When this card is WEST: all creatures cost one less