Oh Hell

Blackout - - Rules for this variant. Offers play-by-email.

Love That Joker - - This variation adds two jokers to the deck which at as wild cards. Either joker can be played as being of higher rank than the Ace of any suit, or lower than the 2, at the player's discretion.

Oh Hell - - Game overview from Wikipedia.

Oh Hell! - - Pagat.com provides rules, variants, score sheets, related games, and links.

Oh Hell! - - Al Okenuff's rules where you lose points if you do not make your bid.

Oh Hell! - - The rules as played at the annual Cartier Oh Hell Championship in London, England.

Oh, Hell, Culver City Style - - This variant plays hand size from 4 to 13 cards, high bidder names trump, point loss for missing your bid, and even bids are not allowed.

Oh Hell: Results and Stats - - Offers software for tracking statistics, and the results for a group of regular players.

Potomac Blackout - - This variation starts with the maximum hand size, goes down to one and then back up. The high bidder chooses trump, and even bids are not allowed.

Romanian Whist - - In this variation of Oh Hell, extra hands are played with one card and with the maximum cards, even bids are disallowed, and points are lost for missed bids.

The Rules of Oh Hell - - Pratt and Whitney East Hartford Cafeteria Card Players' Club variation.

Trixter - - Known as "Stich Ansagen" in Central Europe, which roughly translates to "Predict Tricks" or "Call the Trick". Play is from 1 to 13 to 1 card hands and even bidding is allowed.