Fiendlash | Barbed Servitor | Pariah's Shield

Cards

All permanents on the battlefield (
Fiendlash and
Pariah's Shield attached to
Barbed Servitor).

Deal damage to
Barbed Servitor.
Barbed Servitor and
Fiendlash trigger.
Resolve the
Barbed Servitor trigger, causing an opponent to lose life equal to the damage dealt to
Barbed Servitor.
Resolve the
Fiendlash trigger, targeting you, but dealing damage to
Barbed Servitor instead due to
Pariah's Shield.
Repeat from step 2.