Ballad of the Black Flag's fourth chapter ability has triggered this turn.
Mana Needed
({B} magic symbol) ({B} magic symbol) available.
Steps
Cast
Ebondeath from your graveyard by paying ({B} magic symbol) ({B} magic symbol) .
Geralf's first ability triggers, creating a 2/2 Zombie Rogue creature token.
When the Zombie Rogue enters the battlefield,
Blasting Station and
Geralf's second ability trigger.
Resolve the
Geralf trigger, putting a number of +1/+1 counters on the Zombie Rogue equal to the number of other Zombies that entered the battlefield under your control.
Resolve the
Blasting Station trigger, untapping it.
Holding priority, activate
Blasting Station by tapping it and sacrificing the Zombie Rogue.
When the Zombie Rogue dies,
Pitiless Plunderer triggers, creating a Treasure token.
Resolve the
Blasting Station ability.
Resolve the
Ebondeath spell. When
Ebondeath enters,
Blasting Station and
Geralf's second ability trigger.
Resolve the
Blasting Station trigger, untapping it.
Resolve the
Geralf trigger, putting a number of +1/+1 counters on
Ebondeath equal to the number of other Zombies that entered the battlefield under your control.
Activate
Blasting Station by tapping it and sacrificing
Ebondeath.
When
Ebondeath dies,
Pitiless Plunderer triggers, creating a Treasure token.
Resolve the
Blasting Station ability.
Activate the Treasures by tapping and sacrificing them, adding ({B} magic symbol) ({B} magic symbol) .
Repeat.
Notes
This combo will steadily put more +1/+1 counters on
Ebondeath and the Zombie Rogue token, eventually resulting in an infinite number of them.