The Filigree Sylex

Der Filigran-Sylex (The Filigree Sylex) (de)

Legendary Artifact (CMC 2)
: Put an oil counter on The Filigree Sylex.
, Sacrifice The Filigree Sylex: Destroy each nonland permanent with mana value equal to the number of oil counters on The Filigree Sylex.
, Remove ten oil counters from among permanents you control and sacrifice The Filigree Sylex: It deals 10 damage to any target.