What does The Filigree Sylex do?
user
{T}: Put an oil counter on The Filigree Sylex.\n{T}, Sacrifice The Filigree Sylex: Destroy each nonland permanent with mana value equal to the number of oil counters on The Filigree Sylex.\n{T}, Remove ten oil counters from among permanents you control and sacrifice The Filigree Sylex: It deals 10 damage to any target.
assistant