Koskun Falls [Homelands] Battle for Zendikar Prerelease Promos The earth's real treasure is

The earth's real treasure is far deeper

sacrifice Serendib Djinn

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {1}{R} Rockslide Ambush deals damage to target creature equal to the number of Mountains you control

Set: Legends Type: World Enchantment Rarity: Rare Cost: {G} Players play with their hands revealed

then sacrifice it unless you pay its upkeep cost for each age counter on it

Koskun Falls [Homelands] Battle for Zendikar Prerelease Promos The earth's real treasure isSet: 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.