Whenever you sacrifice an artifact or creature, put a +1/+1 counter on Ravenous Squirrel.

, Sacrifice an artifact or creature: You gain 1 life and draw a card.

Devour 3 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with three times that many +1/+1 counters on it.)

Whenever Ravenous Tyrannosaurus attacks, it deals damage equal to its power to up to one other target creature. Excess damage is dealt to that creature's controller instead.

Metalcraft — Razorfield Rhino gets +2/+2 as long as you control three or more artifacts.

Sacrifice any number of permanents. You gain 2 life for each permanent sacrificed this way.

: Add . Spend this mana only to cast artifact spells or activate abilities of artifacts.

, : Search your library for a card named Heart-Piercer Bow or Vial of Dragonfire, reveal it, put it into your hand, then shuffle.

Whenever this creature blocks,

Augment (, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

: Add for each Forest you control.

Ronom Serpent can't attack unless defending player controls a snow land.

When you control no snow lands, sacrifice Ronom Serpent.

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

Exile target artifact or enchantment. Put X +1/+1 counters on target creature you control, where X is the mana value of the permanent exiled this way.

Destroy target creature or planeswalker.

Awaken 4— (If you cast this spell for , also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Flying

When Runo Stromkirk enters the battlefield, put up to one target creature card from your graveyard on top of your library.

At the beginning of your upkeep, look at the top card of your library. You may reveal that card. If a creature card with mana value 6 or greater is revealed this way, transform Runo Stromkirk.

When Ruthless Technomancer enters the battlefield, you may sacrifice another creature you control. If you do, create a number of Treasure tokens equal to that creature's power.

, Sacrifice X artifacts: Return target creature card with power X or less from your graveyard to the battlefield. X can't be 0.

Sacrifice a creature: Target player discards two cards. Activate only as a sorcery.

Equipped creature gets +1/+1.

Whenever a creature enters the battlefield under your control, you may attach Sai of the Shinobi to it.

Equip

Put two +1/+1 counters on target creature and untap it. It gains hexproof until end of turn. (Then exile this card. You may cast the creature later from exile.)

This spell can't be countered.

Protection from blue

Destroy all artifacts. They can't be regenerated. The controller of each of those artifacts gains life equal to its mana value.

Flying

Whenever one or more other creatures die, put a +1/+1 counter on Sengir Connoisseur. This ability triggers only once each turn.

Other Snake creatures you control get +2/+2.

Whenever a Snake you control deals combat damage to a player, you may draw a card.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

Trample

When Siege Rhino enters the battlefield, each opponent loses 3 life and you gain 3 life.

Whenever Skullknocker Ogre deals damage to an opponent, that player discards a card at random. If the player does, they draw a card.

When Snooping Newsie enters the battlefield, mill two cards. (Put the top two cards of your library into your graveyard.)

As long as there are five or more mana values among cards in your graveyard, Snooping Newsie gets +1/+1 and has lifelink.

Tap up to two target creatures. Those creatures don't untap during their controller's next untap step.

Draw two cards, then discard a card.

Defender (This creature can't attack.)

: Snow Fortress gets +1/+0 until end of turn.

: Snow Fortress gets +0/+1 until end of turn.

: Snow Fortress deals 1 damage to target creature without flying that's attacking you.

Enchant creature

Enchanted creature gets -X/-Y. If that creature is attacking, X is the number of snow lands defending player controls. Otherwise, X is the number of snow lands its controller controls. Y is equal to X or to enchanted creature's toughness minus 1, whichever is smaller.

(: Add or .)

Snowfield Sinkhole enters the battlefield tapped.

When Somnomancer enters the battlefield, you may tap target creature.

Menace

Each creature you control with menace can't be blocked except by three or more creatures.

Whenever Spellbinding Soprano attacks, instant and sorcery spells you cast this turn cost less to cast.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Hideaway 4 (When this land enters the battlefield, look at the top four cards of your library, exile one face down, then put the rest on the bottom in a random order.)

Spinerock Knoll enters the battlefield tapped.

: Add .

, : You may play the exiled card without paying its mana cost if an opponent was dealt 7 or more damage this turn.

Flying

Other creatures you control with flying get +0/+1.

: Other creatures you control with flying get +1/+0 until end of turn.

As Stenn, Paranoid Partisan enters the battlefield, choose a card type other than creature or land.

Spells you cast of the chosen type cost less to cast.

: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

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.

Surge Node enters the battlefield with six charge counters on it.

, , Remove a charge counter from Surge Node: Put a charge counter on target artifact.

All Sliver creatures have vigilance.

When you control no other artifacts, sacrifice Synod Centurion.

Syr Elenora, the Discerning's power is equal to the number of cards in your hand.

When Syr Elenora enters the battlefield, draw a card.

Spells your opponents cast that target Syr Elenora cost more to cast.

Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.)

: Takeno's Cavalry deals 1 damage to target attacking or blocking Spirit.

Whenever a noncreature source you control deals damage, you gain that much life.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Whenever you cast a Beast or Bird creature spell, you may copy it, except the copy is an artifact in addition to its other types. (The copy becomes a token.)

You may choose not to untap Tawnos's Coffin during your untap step.

, : Exile target creature and all Auras attached to it. Note the number and kind of counters that were on that creature. When Tawnos's Coffin leaves the battlefield or becomes untapped, return that exiled card to the battlefield under its owner's control tapped with the noted number and kind of counters on it. If you do, return the other exiled cards to the battlefield under their owner's control attached to that permanent.

, : Target creature with power 2 or less can't be blocked this turn.

Each other creature you control enters the battlefield with an additional vigilance counter on it.

, Remove three counters from among creatures you control: Mill three cards, then return a permanent card with mana value 3 or less from your graveyard to the battlefield.

Flanking (Whenever a creature without flanking blocks this creature, the blocking creature gets -1/-1 until end of turn.)

: Teferi's Honor Guard phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before you untap during your next untap step.)