All enemy players must discard 4 cards from their hands, 3 UNITS and 2 REAL ESTATE. RIOT cannot be played if there are 3 or more POLICE Units in play.
STRATEGY NOTES:
CLARIFICATION: All enemy players must discard 4 cards from their hands AND remove 3 UNITS and 2 REAL ESTATE from play. Units are moved to GARBAGE, REAL ESTATE returns to your Real Estate pool to be re-purchased.