Equipped creature gets +1/+1 for each color among permanents you control.
As long as Conqueror's Flail is attached to a creature, your opponents can't cast spells during your turn.
Equip {2}

• Number: 53
• Rarity: R
• Type: Artifact
• Subtype: Equipment
• Mana cost: 2
• Color: Artifact
• Artist: Franz Vohwinkel