Ulrich of the Krallenhorde // Ulrich, Uncontested Alpha

Rulings

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. — If the targeted creature is an illegal target when Ulrich, Uncontested Alpha's first ability tries to resolve, the ability doesn't resolve. — 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. — 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. — 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. — 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.