Joker’s Wild is straight poker with the addition of a Joker card. The addition of this card creates a 53-card deck. The Joker card is wild and can be used as any card. You need at least two pairs to qualify for a winning hand.
Deuces Wild is straight poker played with a standard 52-card deck with all the twos being wild. Every two is wild and can be used as any card. You need at least three of a kind to qualify for a winning hand.