Koskun Falls [Homelands] Morningtide there is an additional combat

there is an additional combat phase

Set: Mirage Type: Instant Rarity: Uncommon Cost: {G} Search your library for a creature card and reveal that card

If the player chooses others

They just know it's unnatural—and coming from Krosa

Set: Kaladesh Inventions Type: Artifact — Equipment Rarity: Mythic Cost: {3}

Koskun Falls [Homelands] Morningtide there is an additional combatSet: Homelands Type: World Enchantment Rarity: Rare Cost: {2}{B}{B} At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control. Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.