Horizon Explorer + Mirrorpool + Splendid Reclamation + Trenching Steed
Horizon Explorer
Creature — Insect Scout
Mirrorpool
Land
Splendid Reclamation
Sorcery
Trenching Steed
Creature — Horse Rebel
Result
Combo data from Commander Spellbook.
Horizon Explorer
Creature — Insect Scout
Mirrorpool
Land
Splendid Reclamation
Sorcery
Trenching Steed
Creature — Horse Rebel
Combo data from Commander Spellbook.