In order to participate in Magic: The Gathering tournaments, players must be able to provide the necessary and appropriate identifying information to participate in the tournament.
Depending on the tournament, it may use different registration software such as EventLink or Melee.gg
For tournaments run using the EventLink tournament management software, players must provide a Wizards Account and/or a first and last name. Players without a Wizards Account should obtain one from https://myaccounts.wizards.com.
Eventlink is the current software for store level events. It prefers Wizards Account information. First/Last name can cause problems.
Players without a Wizards Account should obtain one from https://myaccounts.wizards.com.