Echo (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.)

As long as it's your turn, Pouncing Lynx has first strike.

Kicker (You may pay an additional as you cast this spell.)

If Pouncing Wurm was kicked, it enters the battlefield with three +1/+1 counters on it and with haste.

Enchant creature

Whenever an opponent casts a creature spell, put a +1/+1 counter on enchanted creature.

At the beginning of your upkeep, you may reveal a Dinosaur card from your hand. If you do, you gain 2 life.

, Sacrifice Priest of the Wakening Sun: Search your library for a Dinosaur card, reveal it, put it into your hand, then shuffle.

Whenever you cast a creature spell, create a 3/3 green Beast creature token.

Whenever you cast a noncreature spell, put three +1/+1 counters on target creature you control.

Landfall — Whenever a land enters the battlefield under your control, you gain 3 life.

Return target permanent card from your graveyard to the battlefield.

Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)

Deathtouch

Mystic Arcanum — At the beginning of your end step, exile the top card of your library. Until the end of your next turn, you may play that card.

Pact Boon — Whenever you play a card from exile, create a Treasure token.

Punctuate deals damage to target creature equal to half the number of punctuation marks in that creature's text box. (The punctuation marks are ? , ; : - — ( ) / " " ‘ ' & .)

Puncture Bolt deals 1 damage to target creature. Put a -1/-1 counter on that creature.

Destroy target attacking or blocking creature with power 3 or less.

Punish the Enemy deals 3 damage to target player or planeswalker and 3 damage to target creature.

Destroy each artifact, creature, and enchantment with mana value X.

Trample

Whenever you cast an instant or sorcery spell, put a +1/+1 counter on Pyre Hound.

If a red instant or sorcery spell you control or a red planeswalker you control would deal damage to a permanent or player, it deals that much damage plus 2 to that permanent or player instead.

When Radiant Fountain enters the battlefield, you gain 2 life.

: Add .

Deathtouch

When Rakish Scoundrel enters the battlefield or is turned face up, target creature gains indestructible until end of turn.

Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)

You may play lands from your graveyard.

: Add .

, Pay 1 life: Add .

, , Sacrifice a Desert: Ramunap Ruins deals 2 damage to each opponent.

This spell can't be countered.

Destroy target artifact. If its mana value was 1 or less, draw a card.

Draw X cards. For each card drawn this way, discard a card unless you sacrifice a permanent.

Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.

Destroy up to X target artifacts. If X is 5 or more, for each artifact destroyed this way, create a token that's a copy of it. Those tokens gain haste. Exile them at the beginning of the next end step.

Regal Bunnicorn's power and toughness are each equal to the number of nonland permanents you control.

: Relentless Hunter gets +1/+1 and gains trample until end of turn.

Target opponent loses 5 life unless that player discards two cards or sacrifices a creature or planeswalker. Repeat this process once.

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

As an additional cost to cast this spell, sacrifice a creature.

Choose target creature card in your graveyard. Return that card and the sacrificed card to the battlefield under your control at the beginning of your next upkeep. Exile Rescue from the Underworld.

Target creature gets +2/+2 until end of turn.

Equipped creatures you control gain indestructible until end of turn.

Target player discards a card at random.

Cycling (, Discard this card: Draw a card.)

When you cycle Resounding Scream, target player discards two cards at random.

Resounding Thunder deals 3 damage to any target.

Cycling (, Discard this card: Draw a card.)

When you cycle Resounding Thunder, it deals 6 damage to any target.

Exile target creature card from your graveyard. Until the end of your next turn, you may cast that card. (Then exile this card. You may cast the creature later from exile.)

Until end of turn, target creature gets +6/+6 and gains trample, and all creatures able to block it this turn do so.

Miracle (You may cast this card for its miracle cost when you draw it if it's the first card you drew this turn.)

When Reverent Hunter enters the battlefield, put a number of +1/+1 counters on it equal to your devotion to green. (Each in the mana costs of permanents you control counts toward your devotion to green.)

Whenever Rex, Cyber-Hound deals combat damage to a player, they mill two cards and you get (two energy counters).

Pay : Choose target creature card in a graveyard. Exile it with a brain counter on it. Activate only as a sorcery.

Rex has all activated abilities of all cards in exile with brain counters on them.

First strike

Raid — Rigging Runner enters the battlefield with a +1/+1 counter on it if you attacked this turn.

Equipped creature has vigilance. (Attacking doesn't cause it to tap.)

At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's white.

Equip (: Attach to target creature you control. Equip only as a sorcery.)

Delve (Each card you exile from your graveyard while casting this spell pays for .)

Return target nonland permanent you control and target nonland permanent you don't control to their owners' hands.

Reach

Rolling Thunder deals X damage divided as you choose among any number of targets.

Sacrifice Ronom Unicorn: Destroy target enchantment.

: Add .

, : Add one mana of any color.

: Rootwater Hunter deals 1 damage to any target.

Exile up to one target card from a graveyard. Create a 2/2 black Zombie creature token with decayed. (It can't block. When it attacks, sacrifice it at end of combat.)

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

All Hounds are Dogs. (We'll errata this to be true.)

First strike, lifelink

Underdog — If you've lost a game this match, CARDNAME and other Dogs you control get +1/+1.

Target opponent sacrifices a creature with flying.

Target attacking creature gets +3/+3 and gains trample until end of turn.

Choose two target creatures controlled by different players. Return those creatures to their owners' hands.

The owner of target nonland permanent puts it on the top or bottom of their library.

Whenever you cast a creature spell with mana value 5 or greater, that creature enters the battlefield with X additional +1/+1 counters on it, where X is its mana value minus 4.

Creatures you control with three or more +1/+1 counters on them have haste.

: Add .