Sacrifice a creature. Rupture deals damage equal to that creature's power to each creature without flying and each player.

Sacrifice Seal of Fire: It deals 2 damage to any target.

Haste

When Shrieking Mogg enters the battlefield, tap all other creatures.

Each player chooses a card in their hand. Then each player reveals their chosen card. The owner of each creature card revealed this way with the lowest mana value puts it onto the battlefield.

Until end of turn, target land becomes a 3/3 creature that's still a land.

Shroud (This creature can't be the target of spells or abilities.)

Fading 3 (This creature enters the battlefield with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Coiling Woodworm's power is equal to the number of Forests on the battlefield.

Cast this spell only during the declare blockers step.

Attacking creatures become blocked. (This spell works on creatures that can't be blocked.)

{G}, {T}, Discard a card: Until end of turn, if you tap a land for mana, it produces one mana of a color of your choice instead of any other type and amount.

Whenever Mossdog becomes the target of a spell or ability an opponent controls, put a +1/+1 counter on Mossdog.

Trample

When Nesting Wurm enters the battlefield, you may search your library for up to three cards named Nesting Wurm, reveal them, put them into your hand, then shuffle.

As Overlaid Terrain enters the battlefield, sacrifice all lands you control.

Lands you control have "{T}: Add two mana of any one color."

Search your library for up to three cards with the same name as target creature, reveal them, put them into your hand, then shuffle.

If an opponent controls a Swamp and you control a Forest, you may cast this spell without paying its mana cost.

Target player gains 6 life.

If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 6 life.

Destroy all enchantments.

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

{2}{G}: Regenerate Rhox. (The next time this creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Fading 7 (This enchantment enters the battlefield with seven fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Remove a fade counter from Saproling Burst: Create a green Saproling creature token. It has "This creature's power and toughness are each equal to the number of fade counters on Saproling Burst."

When Saproling Burst leaves the battlefield, destroy all tokens created with Saproling Burst. They can't be regenerated.

{1}, Discard a card: Create a 1/1 green Saproling creature token. Any player may activate this ability.

Sacrifice Seal of Strength: Target creature gets +3/+3 until end of turn.

Fading 2 (This creature enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Skyshroud Behemoth enters the battlefield tapped.

Search your library for up to two Forest cards, put them onto the battlefield, then shuffle.

If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 5 life.

{3}, {T}: Search your library for an Elf permanent card, put it onto the battlefield, then shuffle.

Fading 2 (This creature enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

When Skyshroud Sentinel enters the battlefield, you may search your library for up to three cards named Skyshroud Sentinel, reveal them, put them into your hand, then shuffle.

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

Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.)

Enchanted creature gets +1/+1 and can't be blocked except by creatures with flying.

At the beginning of your upkeep, if a player controls more creatures than each other player, the player who controls the most creatures gains control of Wild Mammoth.

Fading 3 (This creature enters the battlefield with three fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

{1}, Remove a fade counter from Woodripper: Destroy target artifact.

{X}, {T}: Target creature gets -X/+X until end of turn.

As Belbe's Portal enters the battlefield, choose a creature type.

{3}, {T}: You may put a creature card of the chosen type from your hand onto the battlefield.

At the beginning of your upkeep, if you control seven or more permanents, return Complex Automaton to its owner's hand.

{3}, {T}, Sacrifice a creature: Reveal a number of cards from the top of your library equal to the sacrificed creature's power. Put one into your hand and exile the rest.

Whenever Flint Golem becomes blocked, defending player mills three cards.

You may choose not to untap Flowstone Armor during your untap step.

{3}, {T}: Target creature gets +1/-1 for as long as Flowstone Armor remains tapped.

{1}: Flowstone Thopter gets +1/-1 and gains flying until end of turn.

{2}, {T}: Tap all other artifacts. They don't untap during their controllers' untap steps for as long as Kill Switch remains tapped.

{1}, {T}, Sacrifice Parallax Inhibitor: Put a fade counter on each permanent with fading you control.

{2}: Target creature gains flying until end of turn.

{5}, {T}: Destroy target creature with flying.

At the beginning of each opponent's upkeep, Rackling deals X damage to that player, where X is 3 minus the number of cards in their hand.

Fading 2 (This artifact enters the battlefield with two fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

{T}: You gain 2 life.

Fading 5 (This creature enters the battlefield with five fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Rusting Golem's power and toughness are each equal to the number of fade counters on it.

Fading 4 (This artifact enters the battlefield with four fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

At the beginning of each player's upkeep, that player taps an untapped artifact, creature, or land they control for each fade counter on Tangle Wire.

At the beginning of each opponent's upkeep, Viseling deals X damage to that player, where X is the number of cards in their hand minus 4.

{T}: Add {C}.

{1}{W}, {T}: Prevent all combat damage that would be dealt by target attacking creature this turn.

{T}: Add {C}.

{4}, {T}, Sacrifice a land: Rath's Edge deals 1 damage to any target.

{T}: Add {C}.

{2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.