Notes and Rules Information for Ulrich de la Krallenhorde // Ulrich, alpha incontesté:

• Only the English version of a Magic card receives Oracle updates and errata. View this card in English. (Scryfall note)
• The abilities that transform a Werewolf back and forth look at the entire previous turn, even if the Werewolf with that ability wasn’t on the battlefield for some or all of that turn. (2016-07-13)
• For more information on double-faced cards, see the Shadows over Innistrad mechanics article (magic.wizards.com/en/articles/archi…). (2016-07-13)
• You choose the target of the Ulrich, Uncontested Alpha’s first ability as it goes on the stack, but you choose whether or not to fight as that ability resolves. (2016-07-13)
• If the targeted creature is an illegal target when Ulrich, Uncontested Alpha’s first ability tries to resolve, the ability doesn’t resolve. (2016-07-13)

• If Ulrich is no longer on the battlefield as Ulrich, Uncontested Alpha’s first ability resolves, the targeted creature won’t deal or be dealt damage. (2016-07-13)
• Ulrich, Uncontested Alpha’s last ability only triggers if a single player has cast two or more spells during the previous turn. If multiple players each cast just one spell during the previous turn, the ability won’t trigger. (2016-07-13)
• To trigger the Werewolf’s back face’s transform ability, a single player must have cast two or more spells during the previous turn. If multiple players each cast just one spell during the previous turn, the ability won’t trigger. (2016-07-13)