In Uno, can you play a Reverse card on a Draw 4 card and make that player draw 4 cards instead? - Board & Card Games Stack Exchange
UNO Says You Can't Stack +2 and +4 Cards but Twitter is Playing by its Own 'House Rules'
UNO - We told you 2022 was going to be wild. Introducing a few new cards: the Wild Target +2, the Wild Swap Hands, the Wild Double Skip, the Wild Skip and
UNO: l'azienda conferma che le carte +2 e +4 non sono cumulabili