Explosive Vegetation [Duel Decks: Elspeth vs. Kiora] Zendikar if three or more cards

if three or more cards have been exiled with Colfenor's Urn

Set: Ninth Edition Type: Artifact Rarity: Uncommon Cost: {2} {T}: Add one mana of any color that a land an opponent controls could produce

Set: Zendikar Expeditions Type: Land — Swamp Mountain Rarity: Mythic ({T}: Add {B} or {R}

then taps the rest

{U}{B}{B}{R}

Explosive Vegetation [Duel Decks: Elspeth vs. Kiora] Zendikar if three or more cardsSet: Duel Decks: Elspeth vs. Kiora Type: Sorcery Rarity: Uncommon Cost: {3}{G} Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. Torching Krosa would be pointless. It grows faster than it burns.