Activated abilities of creatures you control cost {X} less to activate, where X is Agatha of the Vile Cauldron's power. This effect can't reduce the mana in that cost to less than one mana.

{4}{R}{G}: Other creatures you control get +1/+1 and gain trample and haste until end of turn.

Flying, trample

Whenever a Dragon you control attacks, it gains double strike until end of turn.

Trample

Whenever Borborygmos deals combat damage to a player, put a +1/+1 counter on each creature you control.

Trample

Whenever Borborygmos Enraged deals combat damage to a player, reveal the top three cards of your library. Put all land cards revealed this way into your hand and the rest into your graveyard.

Discard a land card: Borborygmos Enraged deals 3 damage to any target.

Whenever an Aura or Equipment enters the battlefield under your control, create a 2/2 red Spirit creature token with menace.

At the beginning of your end step, put a +1/+1 counter on each modified creature you control. (Equipment, Auras you control, and counters are modifications.)

Flash

Haste

Flesh Hooks -- Creatures you control that entered the battlefield this turn have double strike.

Flying, trample

When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control.

Haste

Whenever you cast your second spell each turn, untap target creature, then investigate. (Create a colorless Clue artifact token with "{2}, Sacrifice this artifact: Draw a card.")

Friends forever (You can have two commanders if both have friends forever.)

Trample

When Etali, Primal Conqueror enters the battlefield, each player exiles cards from the top of their library until they exile a nonland card. You may cast any number of spells from among the nonland cards exiled this way without paying their mana costs.

{9}{G/P}: Transform Etali. Activate only as a sorcery.

Trample, indestructible

Whenever Etali, Primal Sickness deals combat damage to a player, they get that many poison counters. (A player with ten or more poison counters loses the game.)

Whenever you cast a spell from exile or a land enters the battlefield under your control from exile, create a 2/2 green Wolf creature token.

{1}, {T}, Discard a card: Exile the top card of your library. You may play it this turn.

Haste

Other Satyrs you control get +1/+1 and have haste.

Whenever you attack with three or more creatures, you may discard a card at random. If you do, draw two cards.

Whenever a creature you control becomes blocked, it gets +3/+3 until end of turn for each creature blocking it.

Gimli, Mournful Avenger has indestructible as long as two or more creatures died under your control this turn.

Whenever another creature you control dies, put a +1/+1 counter on Gimli. When this ability resolves for the third time this turn, Gimli fights up to one target creature you don't control.

Haste

Whenever one or more creatures you control attack, add that much mana in any combination of {R} and/or {G}. Until end of turn, you don't lose this mana as steps and phases end.

Each other non-Human creature you control enters the battlefield with an additional +1/+1 counter on it.

Sacrifice Hajar, Loyal Bodyguard: Legendary creatures you control get +1/+0 and gain indestructible until end of turn.

First strike, reach

At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is Halana and Alena's power. That creature gains haste until end of turn.

Trample

Whenever you cast a spell, if that spell was kicked, put a +1/+1 counter on Hallar, the Firefletcher, then Hallar deals damage equal to the number of +1/+1 counters on it to each opponent.

Whenever Hans Eriksson attacks, reveal the top card of your library. If it's a creature card, put it onto the battlefield tapped and attacking defending player or a planeswalker they control. Otherwise, put that card into your hand. When you put a creature card onto the battlefield this way, it fights Hans Eriksson.

At the beginning of your upkeep, target opponent creates three Walker tokens. (They're 2/2 black Zombie creatures.)

{T}: Hansk, Slayer Zealot deals 2 damage to target creature.

Whenever a Zombie an opponent controls dies, draw a card.

Haste

When Itzquinth, Firstborn of Gishath enters the battlefield, you may pay {2}. When you do, target Dinosaur you control deals damage equal to its power to another target creature.

Whenever a player attacks one or more of your opponents, that attacking player creates a Treasure token.

If you would create one or more Treasure tokens, instead create those tokens plus an additional Treasure token.

Sacrifice five Treasures: Put five +1/+1 counters on Jolene.

At the beginning of your end step, goad each creature your opponents control that's enchanted by an Aura you control. Put a +1/+1 counter on Kaima, the Fractured Calm for each creature goaded this way. (Until your next turn, the goaded creatures attack each combat if able and attack a player other than you if able.)

{T}: Each player creates a colorless artifact token named Banana with "{T}, Sacrifice this artifact: Add {R} or {G}. You gain 2 life."

Whenever an artifact an opponent controls is put into a graveyard from the battlefield, put a +1/+1 counter on each creature you control that's an Ape or a Monkey.

Whenever Kibo attacks, defending player sacrifices an artifact.

Flying, haste

Whenever Klauth, Unrivaled Ancient attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end.

When Kogla and Yidaro enters the battlefield, choose one --

• It gains trample and haste until end of turn.

• It fights target creature you don't control.

{2}{R}{G}, Discard Kogla and Yidaro: Destroy up to one target artifact or enchantment. Shuffle Kogla and Yidaro into your library from your graveyard, then draw a card.

First strike; legendary landwalk (This creature can't be blocked as long as defending player controls a legendary land.)

Rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)

Tap an untapped nontoken artifact you control: Add {G}.

Tap two untapped nontoken artifacts you control: Exile the top card of your library. You may play it this turn.

Migloz, Maze Crusher enters the battlefield with five oil counters on it.

{1}, Remove an oil counter from Migloz: It gains vigilance and menace until end of turn.

{2}, Remove two oil counters from Migloz: It gets +2/+2 until end of turn.

{3}, Remove three oil counters from Migloz: Destroy target artifact or enchantment.

You may play an additional land on each of your turns.

{R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn.

Whenever one or more creatures you control fight or become blocked, draw a card.

At the beginning of combat on your turn, you may pay {2}{R/G}. If you do, double target creature's power until end of turn. That creature must be blocked this combat if able. ({R/G} can be paid with either {R} or {G}.)

You can't cast noncreature spells.

Whenever you tap a land for mana, add one mana of any type that land produced.

Landfall -- Whenever a land enters the battlefield under your control, create a 5/5 red and green Elemental creature token.

Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to any target.

Partner with Blue, Loyal Raptor

{T}: Put your choice of a menace, trample, reach, or haste counter on target Dinosaur. Activate only as a sorcery.

Partner with Haldan, Avid Arcanist

Haste

Whenever Pako, Arcane Retriever attacks, exile the top card of each player's library and put a fetch counter on each of them. Put a +1/+1 counter on Pako for each noncreature card exiled this way.

When Phylath, World Sculptor enters the battlefield, create a 0/1 green Plant creature token for each basic land you control.

Landfall -- Whenever a land enters the battlefield under your control, put four +1/+1 counters on target Plant you control.

Domain -- Whenever Radha, Coalition Warlord becomes tapped, another target creature you control gets +X/+X until end of turn, where X is the number of basic land types among lands you control.

As long as it's your turn, Radha, Heart of Keld has first strike.

You may look at the top card of your library any time, and you may play lands from the top of your library.

{4}{R}{G}: Radha gets +X/+X until end of turn, where X is the number of lands you control.

Whenever Radha, Heir to Keld attacks, you may add {R}{R}.

{T}: Add {G}.

Each creature you control with a mana ability gets +2/+2.

Whenever a creature you control with a mana ability attacks, untap it.

Whenever you cast a spell, if at least seven mana was spent to cast it, untap target creature. It gets +7/+7 and gains trample until end of turn.

{T}: Add {C}{C}{C}{C}. Spend this mana only on costs that contain {X}.

Haste

Whenever Ruby, Daring Tracker attacks while you control a creature with power 4 or greater, Ruby gets +2/+2 until end of turn.

{T}: Add {R} or {G}.

Menace (This creature can't be blocked except by two or more creatures.)

Whenever Rulik Mons, Warren Chief attacks, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. If you didn't put a card onto the battlefield this way, create a 1/1 red Goblin creature token.

Vigilance, reach

Ruric Thar, the Unbowed attacks each combat if able.

Whenever a player casts a noncreature spell, Ruric Thar deals 6 damage to that player.

First strike, vigilance, haste

Whenever a creature you control deals combat damage to a player, if that creature entered the battlefield this turn, draw a card.

When Stangg enters the battlefield, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. Exile that token when Stangg leaves the battlefield. Sacrifice Stangg when that token leaves the battlefield.

Whenever Stangg, Echo Warrior attacks, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. It enters the battlefield tapped and attacking. For each Aura and Equipment attached to Stangg, create a token that's a copy of it attached to Stangg Twin. Sacrifice all tokens created this way at the beginning of the next end step.

Trample

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

Vigilance, trample

Grenades! -- {2}, {T}, Sacrifice an artifact: Choose a player at random. When you do, Strax fights another target creature that player controls.

Glory of Battle -- Whenever Strax deals damage to a creature, put a +1/+1 counter on Strax.

Landfall -- Whenever a land enters the battlefield under your control, 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.

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

Tahngarth, First Mate can't be blocked by more than one creature.

Whenever an opponent attacks with one or more creatures, if Tahngarth is tapped, you may have that opponent gain control of Tahngarth until end of combat. If you do, choose a player or planeswalker that opponent is attacking. Tahngarth is attacking that player or planeswalker.

Trample

Whenever Tana, the Bloodsower deals combat damage to a player, create that many 1/1 green Saproling creature tokens.

Partner (You can have two commanders if both have partner.)

Pack tactics -- Whenever Targ Nar, Demon-Fang Gnoll attacks, if you attacked with creatures with total power 6 or greater this combat, attacking creatures get +1/+0 until end of turn.

{2}{R}{G}: Double Targ Nar's power and toughness until end of turn.

When The Fugitive Doctor enters the battlefield, investigate.

Whenever The Fugitive Doctor attacks, you may sacrifice a Clue. When you do, target instant or sorcery card in your graveyard gains flashback {2}{R}{G} until end of turn. (You may cast that card from your graveyard for its flashback cost. Then exile it.)

Haste

The Howling Abomination has trample as long as you've cast three or more spells this turn.

Whenever The Howling Abomination becomes the target of a spell, it gets +2/+2 until end of turn and deals 2 damage to each opponent.

You may tap three untapped Dwarves you control rather than pay this spell's mana cost.

At the beginning of each end step, if a land you controlled was put into your graveyard from the battlefield this turn, reveal the top four cards of your library. Put any number of Dwarf cards from among them into your hand. Put the rest on the bottom of your library in a random order.

Trample

Whenever Thrakkus the Butcher attacks, double the power of each Dragon you control until end of turn.

Devour X, where X is the number of creatures devoured this way (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with X +1/+1 counters on it for each of those creatures.)

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.

At the beginning of your upkeep, if you control three or more Wolves and/or Werewolves, it becomes night. Then transform any number of Human Werewolves you control.

Daybound

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.

{X}{R}{G}: Target Wolf or Werewolf you control gets +X/+0 and gains trample until end of turn.

Nightbound

Flying

{R}{G}, {T}: Target creature gets +2/+2 until end of turn.

Whenever Tuya Bearclaw attacks, it gets +X/+X until end of turn, where X is the greatest power among other creatures you control.

Ulasht, the Hate Seed enters the battlefield with a +1/+1 counter on it for each other red creature you control and a +1/+1 counter on it for each other green creature you control.

{1}, Remove a +1/+1 counter from Ulasht: Choose one --

• Ulasht deals 1 damage to target creature.

• Create a 1/1 green Saproling creature token.

Whenever this creature enters the battlefield or transforms into Ulrich of the Krallenhorde, target creature gets +4/+4 until end of turn.

At the beginning of each upkeep, if no spells were cast last turn, transform Ulrich of the Krallenhorde.

Whenever this creature transforms into Ulrich, Uncontested Alpha, you may have it fight target non-Werewolf creature you don't control.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulrich, Uncontested Alpha.

Enrage -- Whenever Vrondiss, Rage of Ancients is dealt damage, you may create a 5/4 red and green Dragon Spirit creature token with "When this creature deals damage, sacrifice it."

Whenever you roll one or more dice, you may have Vrondiss deal 1 damage to itself.

When Wort, the Raidmother enters the battlefield, create two 1/1 red and green Goblin Warrior creature tokens.

Each red or green instant or sorcery spell you cast has conspire. (As you cast the spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.)

Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.)

If a creature you control attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Trample

Lethal damage dealt to creatures you control is determined by their power rather than their toughness.