Thran War Machine [Urza's Legacy] Khans of Tarkir Prerelease Promos there's an additional combat phase

there's an additional combat phase followed by an additional main phase

{T}: Create a 1/1 green Elf Warrior creature token

then create a Treasure token for each opponent who had two or more lands enter the battlefield under their control this turn

Set: EX: Dragon Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Thran War Machine [Urza's Legacy] Khans of Tarkir Prerelease Promos there's an additional combat phaseSet: Urza's Legacy Type: Artifact Creature Construct Rarity: Uncommon Cost: {4} Echo {4} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) Thran War Machine attacks each combat if able.