Prerequisites
- Retreat to Emeria on the battlefield
- Haru, Hidden Talent on the battlefield
- Strip Mine in hand
- Horizon Explorer in hand
Steps
- Play Strip Mine
- When Strip Mine enters, Retreat to Emeria triggers, creating a 1/1 Kor Ally creature token
- When the Kor Ally enters, Haru triggers, earthbending Strip Mine
- Activate Strip Mine's second ability by tapping and sacrificing it, targeting another land
- Haru triggers, returning Strip Mine from your graveyard to the battlefield untapped due to Horizon Explorer
- Repeat from step 2
Results
- Destroy all lands opponents control
- Destroy all lands that enter the battlefield under an opponent's control
- Infinite ETB
- Infinite creature tokens
- Infinite landfall triggers
- Lock
- Mass Land Denial
Required Cards 4
Retreat to Emeria
Enchantment
Haru, Hidden Talent
Legendary Creature — Human Peasant Ally
Horizon Explorer
Creature — Insect Scout
