Trample When this creature enters, create a 5/5 green Wurm creature token with trample.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Trample

Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.) Other green creatures you control have intimidate.

Trample When this creature enters, you gain 3 life and draw a card. {2}{G}: Put this card from your graveyard into your library third from the top.

You may have this creature assign its combat damage as though it weren't blocked.

Whenever an opponent plays a land, put a +1/+1 counter on this creature.

Trample When this creature enters, if your life total is less than 7, your life total becomes 7. As long as you have 7 or more life, damage that would reduce your life total to less than 7 reduces it to 7 instead.

{G}, {T}: You may put a creature card from your hand onto the battlefield.

Backup 3 (When this creature enters, put three +1/+1 counters on target creature. If that's another creature, it gains the following ability until end of turn.) Whenever this creature attacks, look at the top X cards of your library, where X is its power. You may put a permanent card with mana value X or less from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Whenever this creature blocks or becomes blocked by a creature, destroy that creature. You gain life equal to that creature's toughness.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

Other creatures have "Whenever this creature attacks, you may have it fight Grothama, All-Devouring." When Grothama leaves the battlefield, each player draws cards equal to the amount of damage dealt to Grothama this turn by sources they controlled.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Indestructible

Whenever this creature attacks, destroy all other creatures.

Flying Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.

You don't lose unspent green mana as steps and phases end. Omnath gets +1/+1 for each unspent green mana you have.

Trample While you're searching your library, you may cast this card from your library.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) When this creature enters, you gain 7 life. When this creature dies, draw a card.

Trample When this creature dies, create a 6/6 black Wurm creature token with trample.

Trample Whenever a creature you control deals combat damage during your turn, put that many +1/+1 counters on it. (It must survive to get the counters.) You may cast this card from your graveyard by removing six counters from among creatures you control in addition to paying its other costs.

Riot (This creature enters with your choice of a +1/+1 counter or haste.) When this creature enters, choose up to one — • This creature fights target creature you don't control. • Destroy target land with an activated ability that isn't a mana ability.

Whenever this creature attacks, tap all artifacts.

Trample Whenever a land enters, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")

Whenever another creature enters, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control.

Trample When this creature enters, scry 3, then reveal the top card of your library. You gain life equal to that card's mana value.

Trample Delirium — At the beginning of your upkeep, if there are four or more card types among cards in your graveyard, put three +1/+1 counters on this creature.

When this creature dies, create seven 1/1 green Insect creature tokens.

Whenever this creature blocks or becomes blocked by a creature, that creature gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.) Whenever this creature deals damage to an opponent, remove all -1/-1 counters from it.

Trample When this creature dies, create three 5/5 green Wurm creature tokens with trample. When Worldspine Wurm is put into a graveyard from anywhere, shuffle it into its owner's library.

At the beginning of your upkeep, reveal the top card of your library. If it's a creature card that shares a creature type with a creature you control, you may cast it without paying its mana cost. If you don't cast it, put it on the bottom of your library.

When this enchantment enters, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.) Whenever a creature you control with power 4 or greater enters, draw a card.

Choose one — • Draw cards equal to the greatest power among non-Human creatures you control. • Non-Human creatures you control get +3/+3 until end of turn.

Whenever Anzrag becomes blocked, untap each creature you control. After this phase, there is an additional combat phase. {3}{R}{R}{G}{G}: Anzrag must be blocked each combat this turn if able.

At the beginning of your upkeep, put a +1/+1 counter on each creature you control if you control a creature with power 5 or greater. Then you gain 10 life if you control a creature with power 10 or greater. Then you win the game if you control a creature with power 20 or greater.

This land enters tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

{T}: Add one mana of any color in your commander's color identity.

{T}: Add one mana of any color that a land an opponent controls could produce.

({T}: Add {G}.)

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

({T}: Add {R}.)

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

({T}: Add {W}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

This land enters tapped unless you control a Mountain or a Forest. {T}: Add {R} or {G}.

Permanents you control gain hexproof and indestructible until end of turn.

Creature spells you control can't be countered. Nontoken creatures you control have riot. (They enter with your choice of a +1/+1 counter or haste.)

Creatures you control have haste. Sacrifice this enchantment: Target creature gets +2/+2 until end of turn.

Creatures you control have double strike and lifelink.

Enchant creature Enchanted creature gets +2/+2 and has "Whenever this creature attacks, untap all lands you control." Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. Cycling {2} ({2}, Discard this card: Draw a card.)

{T}: Add one mana of any color. {1}, {T}: Untap target legendary creature you control.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

{T}: Add {C}{C}.

Whenever a creature you control enters, you may destroy target artifact or enchantment.

Choose one — • Destroy all creatures. • Destroy all artifacts and enchantments.

Destroy target permanent. Its controller creates a 3/3 green Elephant creature token.

Destroy target nonland permanent. Its controller creates a 1/1 white Human creature token.

Whenever a creature you control enters, it deals damage equal to its power to any target.

Sacrifice a creature: Add {C}{C}.

{T}, Sacrifice a creature: This artifact deals 1 damage to any target. Whenever a creature enters, you may untap this artifact.

{T}, Sacrifice a creature: Put a charge counter on this artifact. {1}, Sacrifice this artifact: Draw a card for each charge counter on this artifact.

Sacrifice a creature: This enchantment deals 1 damage to any target.

Sacrifice a creature: The next time a source of your choice would deal damage to any target this turn, prevent that damage.

Sacrifice a creature: Add one mana of any color.

Wurms you control get +2/+2 and have trample. {7}{G}, {T}: Create a 4/4 green Wurm creature token. This ability costs {X} less to activate, where X is the greatest power among Wurms you control.