If a player attempts to cast Walking Ballista with a cost reduction effect, they are initially prompted to pay for X=127. They can adjust this to the correct number. #666
From Bug Blog.
Bug Blog Text: If a player attempts to cast [Walking Ballista] with a cost reduction effect, they are initially prompted to pay for X=127. They can adjust this to the correct number.
Affects: [Walking Ballista]
From Bug Blog. Bug Blog Text: If a player attempts to cast [Walking Ballista] with a cost reduction effect, they are initially prompted to pay for X=127. They can adjust this to the correct number. Affects: [Walking Ballista]