Conqueror's Flail

Artifact — Equipment - (rare)

Equipped creature gets +1/+1 for each color among permanents you control.
As long as this Equipment is attached to a creature, your opponents can't cast spells during your turn.
Equip 

Price

tcgplayer 0.74

cardmarket 1.5

cardkingdom 2.29

cardsphere 1.71

manapool 0.62