Icecave Crasher

Trample
Landfall — Whenever a land you control enters, this creature gets +1/+0 until end of turn.

Forest

Galactic Wayfarer

When this creature enters, create a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.")

Meltstrider's Resolve

Enchant creature you control
When this Aura enters, enchanted creature fights up to one target creature an opponent controls. (Each deals damage equal to its power to the other.)
Enchanted creature gets +0/+2 and can't be blocked by more than one creature.

Possibility Technician

Whenever this creature or another Kavu you control enters, exile the top card of your library. For as long as that card remains exiled, you may play it if you control a Kavu.
Warp {1}{R} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)

Green Sun's Zenith

Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.

Mountain

Gene Pollinator

{T}, Tap an untapped permanent you control: Add one mana of any color.

Shattered Wings

Destroy target artifact, enchantment, or creature with flying. Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Invasive Maneuvers

Invasive Maneuvers deals 3 damage to target creature. It deals 5 damage instead if you control a Spacecraft.

Edge Rover

Reach
When this creature dies, each player creates a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.")

Stomping Ground

({T}: Add {R} or {G}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Bombard

Bombard deals 4 damage to target creature.

Diplomatic Relations

Target creature you control gets +1/+0 and gains vigilance until end of turn. It deals damage equal to its power to target creature an opponent controls.

Mightform Harmonizer

Landfall — Whenever a land you control enters, double the power of target creature you control until end of turn.
Warp {2}{G} (You may cast this card from your hand for its warp cost. Exile this creature at the beginning of the next end step, then you may cast it from exile on a later turn.)

Dauntless Scrapbot

When this creature enters, exile each opponent's graveyard. Create a Lander token. (It's an artifact with "{2}, {T}, Sacrifice this token: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.")

Eumidian Terrabotanist

Landfall — Whenever a land you control enters, you gain 1 life.

Thawbringer

When this creature enters or dies, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Melded Moxite

When this artifact enters, you may discard a card. If you do, draw two cards.
{3}, Sacrifice this artifact: Create a tapped 2/2 colorless Robot artifact creature token.

Territorial Bruntar

Reach
Landfall — Whenever a land you control enters, exile cards from the top of your library until you exile a nonland card. You may cast that card this turn.

Molecular Modifier

At the beginning of combat on your turn, target creature you control gets +1/+0 and gains first strike until end of turn.