Have

Mountain

Lightning Bolt deals 3 damage to any target.

Target creature gets +3/+3 until end of turn.

When Elvish Visionary enters, draw a card.

When you control no other creatures, sacrifice Emperor Crocodile.

This land enters tapped.
{T}: Add {R} or {G}.

Kird Ape gets +1/+2 as long as you control a Forest.

When Burning-Tree Emissary enters, add {R}{G}.

When Horned Kavu enters, return a red or green creature you control to its owner's hand.

Gruul Turf enters tapped.
When Gruul Turf enters, return a land you control to its owner's hand.
{T}: Add {R}{G}.

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

Flame Slash deals 4 damage to target creature.

{T}: Add {G}.
Whenever you tap Zhur-Taa Druid for mana, it deals 1 damage to each opponent.