Creatures with flying can block only creatures with flying. Creatures without flying have reach. (They can block creatures with flying.)

Enchant creature Enchanted creature has "At the beginning of your upkeep, target opponent gains control of this creature unless you sacrifice a land."

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

{1}{R}, {T}, Sacrifice this creature: Each player discards their hand, then draws seven cards.

Whenever a creature enters, that creature's controller may have it deal damage equal to its power to any target of their choice.

Each opponent secretly chooses silence or snitch, then the choices are revealed. If each opponent chose silence, Prisoner's Dilemma deals 4 damage to each of them. If each opponent chose snitch, Prisoner's Dilemma deals 8 damage to each of them. Otherwise, Prisoner's Dilemma deals 12 damage to each opponent who chose silence. Flashback {5}{R}{R}

Creatures named Lightning Rager can't attack you or planeswalkers you control. At the beginning of each player's upkeep, that player creates a 5/1 red Elemental creature token named Lightning Rager. It has trample, haste, and "At the beginning of the end step, sacrifice this token."

For each nonland permanent, choose a player at random. Then each player gains control of each permanent for which they were chosen. Untap those permanents.

Exile all nontoken permanents. Starting with you, each player chooses one of the exiled cards and puts it onto the battlefield tapped under their control. Repeat this process until all cards exiled this way have been chosen.

Goblin spells you cast cost {1} less to cast. Goblins you control have haste.

Red creature spells you cast cost {1} less to cast. Whenever you cast a creature spell, you may discard a card. If you do, draw a card.

Indestructible Whenever this creature is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: This creature fights another target creature.

Flash If a source would deal damage to a permanent or player, it deals double that damage to that permanent or player instead.

When this creature enters, it deals damage to each opponent equal to your devotion to red. (Each {R} in the mana costs of permanents you control counts toward your devotion to red.)

Cycling {1}{R} ({1}{R}, Discard this card: Draw a card.) When you cycle this card, you may have it deal X damage to target creature, where X is the number of Goblins on the battlefield.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Lightning Bolt deals 3 damage to any target.

As this enchantment enters, choose Khans or Dragons. • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card. • Dragons — Whenever a creature you control leaves the battlefield, this enchantment deals 1 damage to any target.

Whenever Pashalik Mons or another Goblin you control dies, Pashalik Mons deals 1 damage to any target. {3}{R}, Sacrifice a Goblin: Create two 1/1 red Goblin creature tokens.

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

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

When this creature enters, choose one — • Smash the Chest — Destroy target artifact. • Pry It Open — Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Alliance — Whenever another creature you control enters, create a Treasure token if this is the first or second time this ability has resolved this turn. Otherwise, you may pay {X}. When you do, this creature deals X damage to any target.

When this creature enters, you may search your library for a Goblin card, reveal that card, put it into your hand, then shuffle.

{T}: Add {C}. {2}, {T}, Sacrifice a Desert: Exile all graveyards.

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

({T}: Add {R}.) This land enters tapped unless you control three or more other Mountains. When this land enters untapped, create a 1/1 red Dwarf creature token.

{T}: Add {C}. {1}{R}, {T}: Create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

Add {R} for each tapped land your opponents control.

({T}: Add {R}.)

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

{T}: Add {C}. {2}{R}, {T}: Shivan Gorge deals 1 damage to each opponent.

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

As an additional cost to cast this spell, discard a card. Draw two cards and create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

{2}, {T}: Draw a card. Activate only if you control three or more lands with the same name.

{R}, {T}, Discard a card: Draw a card.

As an additional cost to cast this spell, discard a card. Draw two cards.

This artifact enters with a page counter on it. Whenever your commander enters or attacks, put a page counter on this artifact. {1}, {T}, Remove a page counter from this artifact: Draw a card.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

Chain Reaction deals X damage to each creature, where X is the number of creatures on the battlefield.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Whenever this creature or another Goblin enters, each player flips a coin. Each player whose coin comes up tails sacrifices a creature of their choice.

Destroy target artifact you don't control. Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Flying Whenever this creature deals combat damage to a player, each player discards their hand, then draws seven cards.

Whenever Etali attacks, exile the top card of each player's library, then you may cast any number of spells from among those cards without paying their mana costs.

Whenever a creature you control deals combat damage to a player, choose one — • Goad target creature that player controls. • Exile the top card of that player's library. Until end of turn, you may cast that card and you may spend mana as though it were mana of any color to cast that spell.

Each player may bid life for control of target creature. You start the bidding with a bid of 0. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid and gains control of the creature. (This effect lasts indefinitely.)

Choose one — • Gain control of all creatures with power 4 or greater until end of turn. Untap those creatures. They gain haste until end of turn. • Gain control of all creatures with power 3 or less until end of turn. Untap those creatures. They gain haste until end of turn.

At the beginning of your upkeep, each player exiles cards from the top of their library until they exile a nonland card. An opponent chooses a nonland card exiled this way. You may cast up to two spells from among the other cards exiled this way without paying their mana costs.

Whenever an opponent taps an artifact for mana, gain control of that artifact until the end of your next turn.

{4}, {T}: Roll a d20. Each opponent exiles cards from the top of their library until they exile an instant or sorcery card, then shuffles the rest into their library. You may cast up to X instant and/or sorcery spells from among cards exiled this way without paying their mana costs. 1—9 | X is one. 10—19 | X is two. 20 | X is three.

When this creature enters, create two 1/1 red Goblin creature tokens.

Whenever a creature an opponent controls attacks, if you're the defending player, create a 3/3 red Ogre creature token unless that creature's controller pays {3}.

Haste {T}: Create a token that's a copy of target nonlegendary creature you control, except it has haste. Sacrifice it at the beginning of the next end step.

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.) At the beginning of combat on your turn, create a 1/1 red Goblin creature token. That token gains haste until end of turn and attacks this combat if able.

Haste Lieutenant — At the beginning of combat on your turn, if you control your commander, create a 1/1 colorless Thopter artifact creature token with flying. That token gains haste until end of turn.

Echo {1}{R} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) When this creature enters or dies, create a 1/1 red Goblin creature token.

Haste As long as this card is in your graveyard and you control a Mountain, creatures you control have haste.

Creature tokens you control have haste. Whenever one or more creatures attack, you may pay {1}{R}. If you do, creatures attacking your opponents and/or planeswalkers they control get +2/+0 until end of turn.

Imprint — When this Equipment enters, search your library for a land card, exile it, then shuffle. Equipped creature gets +1/+1 for each land on the battlefield with the same name as the exiled card. Equip {3}

Trample Suspend 4—{1}{R} (Rather than cast this card from your hand, you may pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

{T}: Add {R}.

Whenever another creature you control enters, this creature deals 1 damage to each opponent. Unearth {R} ({R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)