Landfall — Whenever a land you control enters, Snapping Creeper gains vigilance until end of turn.

Landfall — Whenever a land you control enters, you may put a quest counter on Soul Stair Expedition.

Remove three quest counters from Soul Stair Expedition and sacrifice it: Return up to two target creature cards from your graveyard to your hand.

Landfall — Whenever a land you control enters, create a 1/1 green Saproling creature token.

Landfall — Whenever a land you control enters, Steppe Lynx gets +2/+2 until end of turn.

Landfall — Whenever a land you control enters, target creature gets +1/+1 until end of turn. Then if that creature has power 4 or greater, it gains first strike until end of turn.

Landfall — Whenever a land you control enters, Surrakar Marauder gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)

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

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Landfall — Whenever a land you control enters, put a +1/+1 counter on Territorial Scythecat.

Landfall — Whenever a land you control enters, create a 0/1 green Plant creature token. If you control seven or more lands with different names, create a 2/2 black Zombie creature token instead.

Land cards in your graveyard have dredge 2. (You may return a land card from your graveyard to your hand and mill two cards instead of drawing a card.)

Landfall — Whenever a land you control enters, create a Food token or a Treasure token. (Food is an artifact with ", , Sacrifice this artifact: You gain 3 life." Treasure is an artifact with ", Sacrifice this artifact: Add one mana of any color.")

Exile target creature if it has any abilities other than keywords. (Flying, protection, and partner are all keywords. See rule 702 for details. Landfall and scry aren't keywords; they're an ability word and a keyword action respectively. Yes, there's a difference.)

Target creature gets -2/-2 until end of turn.

Landfall — If you had a land enter the battlefield under your control this turn, that creature gets -4/-4 until end of turn instead.

Vigilance

Landfall — Whenever a land you control enters, exile target permanent card with mana value 3 or less from your graveyard.

When Trove Warden dies, put each permanent card exiled with it onto the battlefield under the control of that card's owner.

Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)

Landfall — Whenever a land you control enters, you may have target creature block Turntimber Basilisk this turn if able.

Landfall — Whenever a land you control enters, exile the top card of your library. You may play that card for as long as it remains exiled.

At the beginning of your end step, if there are cards exiled with Valakut Exploration, put them into their owner's graveyard, then Valakut Exploration deals that much damage to each opponent.

Landfall — Whenever a land you control enters, put a +1/+1 counter on Vinelasher Kudzu.

2 — Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on this creature.

4 — Whenever a creature blocks this creature, that creature gets -4/-4 until end of turn.

2 — 4/1

3 — 3/5

Landfall — Whenever a land you control enters, you may put a quest counter on Zektar Shrine Expedition.

Remove three quest counters from Zektar Shrine Expedition and sacrifice it: Create a 7/1 red Elemental creature token with trample and haste. Exile it at the beginning of the next end step.

Landfall — Whenever a land you control enters, manifest dread if this is the first time this ability has resolved this turn. Otherwise, you may turn a permanent you control face up. (To manifest dread, look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)