Havoc Devils

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

Viashino Grappler

{G}: This creature gains trample until end of turn.

Runaway Carriage

Trample
When this creature attacks or blocks, sacrifice it at end of combat.

Brambleweft Behemoth

Feral Ridgewolf

Trample
{1}{R}: This creature gets +2/+0 until end of turn.

War Mammoth

Plated Crusher

Trample
Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Carnage Tyrant

This spell can't be countered.
Trample, hexproof

Ghor-Clan Rampager

Trample
Bloodrush — {R}{G}, Discard this card: Target attacking creature gets +4/+4 and gains trample until end of turn.

Thunder Brute

Trample
Tribute 3 (As this creature enters, an opponent of your choice may put three +1/+1 counters on it.)
When this creature enters, if tribute wasn't paid, it gains haste until end of turn.

Charging Monstrosaur

Terra Stomper

This spell can't be countered.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Silverback Shaman

Trample
When this creature dies, draw a card.

Crumbling Colossus

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
When this creature attacks, sacrifice it at end of combat.

Cinder Hellion

Trample
When this creature enters, it deals 2 damage to target opponent or planeswalker.

Spark Elemental

Trample, haste (This creature can deal excess combat damage to the player or planeswalker it's attacking. This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Giant Solifuge

({R/G} can be paid with either {R} or {G}.)
Trample; haste; shroud (This creature can't be the target of spells or abilities.)

Fierce Witchstalker

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
When this creature enters, create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Thundering Tanadon

({G/P} can be paid with either {G} or 2 life.)
Trample

Tajuru Pathwarden

Vigilance (Attacking doesn't cause this creature to tap.)
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Stampede Driver

{1}{G}, {T}, Discard a card: Creatures you control get +1/+1 and gain trample until end of turn.

Roughshod Mentor

Green creatures you control have trample.

Kessig Wolf Run

{T}: Add {C}.
{X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

Siegebreaker Giant

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
{3}{R}: Target creature can't block this turn.

Brontotherium

Trample
Provoke (Whenever this creature attacks, you may have target creature defending player controls untap and block it if able.)

Archweaver

Fanatic of Xenagos

Trample
Tribute 1 (As this creature enters, an opponent of your choice may put a +1/+1 counter on it.)
When this creature enters, if tribute wasn't paid, it gets +1/+1 and gains haste until end of turn.

Blistering Firecat

Trample, haste
At the beginning of the end step, sacrifice this creature.
Morph {R}{R} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)

Frenzied Arynx

Riot (This creature enters with your choice of a +1/+1 counter or haste.)
Trample
{4}{R}{G}: This creature gets +3/+0 until end of turn.

Charging Tuskodon

Trample
If this creature would deal combat damage to a player, it deals double that damage to that player instead.

Vestige of Emrakul

Domri's Nodorog

Trample
When this creature enters, you may search your library and/or graveyard for a card named Domri, City Smasher, reveal it, and put it into your hand. If you search your library this way, shuffle.

Gorilla Titan

Trample
This creature gets +4/+4 as long as there are no cards in your graveyard.

Silvos, Rogue Elemental

Skarrg, the Rage Pits

{T}: Add {C}.
{R}{G}, {T}: Target creature gets +1/+1 and gains trample until end of turn.

Mountain

Yavimaya Ants

Trample, haste
Cumulative upkeep {G}{G} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Warden of the Chained

Trample
This creature can't attack unless you control another creature with power 4 or greater.

Fangren Hunter

Blitz Hellion

Trample, haste
At the beginning of the end step, this creature's owner shuffles it into their library.

Arborback Stomper

Trample
When this creature enters, you gain 5 life.

Charging Badger

Wild Elephant

Stonebrow, Krosan Hero

Trample
Whenever a creature you control with trample attacks, it gets +2/+2 until end of turn.

Forest

Stampede Rider

Trample
At the beginning of each combat, if you control a creature with power 4 or greater, this creature gets +1/+1 until end of turn.

Sabertooth Outrider

Trample
Formidable — Whenever this creature attacks, if creatures you control have total power 8 or greater, this creature gains first strike until end of turn.

Rootbreaker Wurm

Duskdale Wurm

Canopy Dragon

Trample
{1}{G}: This creature gains flying and loses trample until end of turn.

Yavimaya Wurm

Carnassid

Trample
{1}{G}: Regenerate this creature.

Gorilla Berserkers

Trample; rampage 2 (Whenever this creature becomes blocked, it gets +2/+2 until end of turn for each creature blocking it beyond the first.)
This creature can't be blocked except by three or more creatures.

Gerrard's Irregulars

Satyr Rambler

Garruk's Companion

Earthen Goo

Trample
Cumulative upkeep {R} or {G} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
This creature gets +1/+1 for each age counter on it.

Pygmy Razorback

Festerhide Boar

Trample
Morbid — This creature enters with two +1/+1 counters on it if a creature died this turn.

Centaur Veteran

Trample
{G}, Discard a card: Regenerate this creature.

Ball Lightning

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
Haste (This creature can attack and {T} as soon as it comes under your control.)
At the beginning of the end step, sacrifice this creature.

Crazed Armodon

{G}: This creature gets +3/+0 and gains trample until end of turn. Destroy this creature at the beginning of the next end step. Activate only once each turn.

Shifting Ceratops

This spell can't be countered.
Protection from blue (This creature can't be blocked, targeted, dealt damage, enchanted, or equipped by anything blue.)
{G}: This creature gains your choice of reach, trample, or haste until end of turn.

Nef-Crop Entangler

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
You may exert this creature as it attacks. When you do, it gets +1/+2 until end of turn. (An exerted creature won't untap during your next untap step.)