Prerequisites
- Lurking Roper on the battlefield
- Elemental Mastery on the battlefield
- Trostani, Selesnya's Voice on the battlefield
- Lurking Roper does not have summoning sickness
- Elemental Mastery attached to Lurking Roper
Steps
- Activate Lurking Roper by tapping it, creating four 1/1 Elemental creature tokens
- When the Elementals enter the battlefield, they trigger Trostani four times
- Resolve the first Trostani trigger, causing you to gain one life
- Lurking Roper triggers, untapping itself
- Repeat
Results
Required Cards 3
Lurking Roper
Creature — Horror
Elemental Mastery
Enchantment — Aura
Trostani, Selesnya's Voice
Legendary Creature — Dryad