Nature's Lore (DMR) [The List] Dragon Egg Barrin is the teacher who

Barrin is the teacher who trained the young Ertai

and they may spend mana as though it were mana of any color to cast that spell

Set: Commander 2015 Type: Land Rarity: Uncommon Vivid Creek enters the battlefield tapped with two charge counters on it

Set: Dominaria Prerelease Promos Type: Legendary Sorcery Rarity: Rare Cost: {4}{B} (You may cast a legendary sorcery only if you control a legendary creature or planeswalker

Set: Mercadian Masques Type: Artifact Rarity: Rare Cost: {5} {X}

Nature's Lore (DMR) [The List] Dragon Egg Barrin is the teacher whoSet: The List Type: Sorcery Rarity: Uncommon Cost: {1}{G} Search your library for a Forest card, put that card onto the battlefield, then shuffle. From the cracks in the stone, she reads stories of the past. From the swirling vines, she glimpses visions of the future.