Joraga Warcaller (Prerelease) [Worldwake Promos] Modern Masters 2015 Roar of the World is

Roar of the World is in the command zone or on the battlefield

Underground River deals 1 damage to you

{1}{W}: Mesa Falcon gets +0/+1 until end of turn

you may put that card onto the battlefield

—Arab proverb

Joraga Warcaller (Prerelease) [Worldwake Promos] Modern Masters 2015 Roar of the World isSet: Worldwake Promos Type: Creature Elf Warrior Rarity: Rare Cost: {G} Multikicker {1}{G} (You may pay an additional {1}{G} any number of times as you cast this spell.) Joraga Warcaller enters the battlefield with a +1 +1 counter on it for each time it was kicked. Other Elf creatures you control get +1 +1 for each +1 +1 counter on Joraga Warcaller.