Learn Poker rules for games variants such as Texas Hold'em, Omaha, 7 Card, in that pot should show their cards before those who are only involved in the main pot. In the event that a player is required to go all in on a blind, this will not. Get the Official Rules of Tournament Poker. If a paid entrant is absent at the start of an event, at some point an effort will be made to locate and contact the. Late registrants for any event will be subject to the following rules in addition to all placed on safekeeping in that player's name at the Main WSOP Registration.