Magmatic Insight

As an additional cost to cast Magmatic Insight, discard a land card. Draw two cards.

Molten Vortex

{R}, Discard a land card: Molten Vortex deals 2 damage to target creature or player.

Llanowar Wastes

{T}: Add {1} to your mana pool. {T}: Add {B} or {G} to your mana pool. Llanowar Wastes deals 1 damage to you.

Cinder Glade

Painful Truths

Radiant Flames

Smoldering Marsh

Mina and Denn, Wildborn

Drownyard Temple

Groundskeeper

The Gitrog Monster

Vessel of Nascency

Evolving Wilds

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle your library.

Swamp

({T}: Add {B}.)

Mountain

({T}: Add {R}.)

Forest

({T}: Add {G}.)