Carrion, Omen of Autumn

Menace

When Carrion, Omen of Autumn would deal combat damage to a creature or planeswalker, instead put that number of maze counters on the creature or planeswalker.

{5}{b}{r}{g}: Gain control of all creatures with maze counters for a number of turns equal to the number of
maze counters on each creature. Remove all maze counters from all creatures. Activate this ability only as a sorcery.