Talk:New Year Event 2019 Re-Run/@comment-37014861-20200112092428/@comment-27971189-20200113084334

Its their anti-Merlin procedure.

AI prioritized Servants with most utility buffs on the group, especially Caster.

Merlin is pretty much the target of this AI design; he (and Waver) can survive if they not abuse their buffs although there's case of Saber Alter memorial AI that  prioritizing Servants with any kind of party defense buffs skill.