Fiendlash + Barbed Servitor + Gideon's Sacrifice

Fiendlash

Barbed Servitor

Gideon's Sacrifice

How it works

1. Cast Gideon's Sacrifice by paying , targeting Barbed Servitor
2. Deal damage to Barbed Servitor
3. Barbed Servitor and Fiendlash trigger.
4. Resolve the Barbed Servitor trigger, causing an opponent to lose life equal to the damage dealt to Barbed Servitor.
5. Resolve the Fiendlash trigger, targeting you, but dealing damage to Barbed Servitor instead due to Gideon's Sacrifice.
6. Repeat from step 3.