Chain Lightning

Chain Lightning deals 3 damage to any target. Then that player or that permanent's controller may pay {R}{R}. If the player does, they may copy this spell and may choose a new target for that copy.

Matca Rioters

Domain — Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control.

Horned Kavu

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

Tribal Flames

Domain — Tribal Flames deals X damage to any target, where X is the number of basic land types among lands you control.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Abundant Growth

Enchant land
When Abundant Growth enters, draw a card.
Enchanted land has "{T}: Add one mana of any color."

Doom Blade

Sulfurous Mire

({T}: Add {B} or {R}.)
Sulfurous Mire enters tapped.

Hooting Mandrills

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)
Trample

Electrickery

Electrickery deals 1 damage to target creature you don't control.
Overload {1}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Kird Ape

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

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Woodland Chasm

({T}: Add {B} or {G}.)
Woodland Chasm enters tapped.

Stone Rain

Evolving Wilds

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

Forest

Ancient Grudge

Destroy target artifact.
Flashback {G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Mountain

Wild Nacatl

Wild Nacatl gets +1/+1 as long as you control a Mountain.
Wild Nacatl gets +1/+1 as long as you control a Plains.

Burning-Tree Emissary

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

Rimewood Falls

({T}: Add {G} or {U}.)
Rimewood Falls enters tapped.

Gorilla Shaman

{X}{X}{1}: Destroy target noncreature artifact with mana value X.

Nylea's Presence

Enchant land
When Nylea's Presence enters, draw a card.
Enchanted land is every basic land type in addition to its other types.

Aura Gnarlid

Creatures with power less than Aura Gnarlid's power can't block it.
Aura Gnarlid gets +1/+1 for each Aura on the battlefield.

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Volatile Fjord

({T}: Add {U} or {R}.)
Volatile Fjord enters tapped.

Kor Skyfisher

Flying
When Kor Skyfisher enters, return a permanent you control to its owner's hand.

Plains

Cast Down

Red Elemental Blast

Choose one —
• Counter target blue spell.
• Destroy target blue permanent.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner's hand.