Wells-Kinetic Shelter

When Wells-Kinetic Shelter enters, if more {r}
was spent to cast it, breach it, and, if more {w}
was spent to cast it, unseal it. Then, surveil 3.
breach—Sacrifice Wells-Kinetic Shelter. It
deals damage to each creature equal to twice
the amount of red mana spent to cast it.
unseal—Wells-Kinetic Shelter gains "At the
beginning of your end step, create a 5/5 white
Human Army creature token with vigilance."