You gain 3 life.

Draw a card.

Return target creature card with mana value 3 or less from your graveyard to the battlefield.

Return target green card from your graveyard to your hand.

Return target permanent card from your graveyard to your hand. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

You gain 3 life.

Draw a card.

Reveal the top three cards of your library and put one of them into your hand. You gain life equal to that card's mana value. Put all other cards revealed this way into your graveyard.

Exile target artifact or enchantment.

Counter target nonartifact spell unless its controller pays .

Any number of target players each gain life equal to the highest mana value among permanents you control.

Target permanent's controller sacrifices it. If the player does, they reveal cards from the top of their library until they reveal a permanent card that shares a card type with the sacrificed permanent, put that card onto the battlefield, then shuffle.

Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

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.

Whenever a creature you control that's enchanted or equipped attacks, that creature gains double strike until end of turn.

You may exert Rhet-Crop Spearmaster as it attacks. When you do, it gets +1/+0 and gains first strike until end of turn. (An exerted creature won't untap during your next untap step.)

Undergrowth — Rhizome Lurcher enters with a number of +1/+1 counters on it equal to the number of creature cards in your graveyard.

Deathtouch, indestructible

Rhonas the Indomitable can't attack or block unless you control another creature with power 4 or greater.

: Another target creature gets +2/+0 and gains trample until end of turn.

Green creature spells you cast cost less to cast.

Whenever you cast a creature spell, target creature you control gets +2/+2 and gains trample until end of turn.

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

: Regenerate Rhox. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Lifelink (Damage dealt by this creature also causes you to gain that much life.)

If you would gain life, you gain twice that much life instead.

When Rhox Meditant enters, if you control a green permanent, draw a card.

First strike (This creature deals combat damage before creatures without first strike.)

Other Soldier creatures you control have first strike.

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

Whenever Rhox Veteran attacks, tap target creature an opponent controls.

Trample, haste

Whenever an equipped creature you control other than Rhuk, Hexgold Nabber attacks or dies, you may attach all Equipment attached to that creature to Rhuk.

, : Create a 1/1 green and white Elf Warrior creature token.

, : For each creature token you control, create a token that's a copy of that creature.

: Any player may pay . If no one does, the next time a source of your choice would deal damage to you this turn, prevent that damage.

Rhystic Lightning deals 4 damage to any target unless that permanent's controller or that player pays . If they do, Rhystic Lightning deals 2 damage to the permanent or player.

Creatures you control get +0/+1 until end of turn. They get an additional +0/+2 until end of turn unless any player pays .

Unless target player pays , that player loses 5 life and you gain 5 life.

Creature spells you control can't be countered.

Nontoken creatures you control have riot. (They enter with your choice of a +1/+1 counter or haste.)

Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.)

At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block."

Flying

: Ribbon Snake loses flying until end of turn. Any player may activate this ability.

Ribbons of Night deals 4 damage to target creature and you gain 4 life. If was spent to cast this spell, draw a card.

Toxic 2 (Players dealt combat damage by this creature also get two poison counters.)

When Ribskiff enters, draw a card.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Aftermath (Cast this spell only from your graveyard. Then exile it.)

Each opponent chooses a creature they control. You gain control of those creatures.

When you unlock this door, mill four cards, then return up to two permanent cards from among them to your hand.

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

If an opponent cast a blue spell this turn, you may pay rather than pay this spell's mana cost.

Change the target of target spell with a single target.

Flying

When Riddle Gate Gargoyle enters, you get (three energy counters).

Whenever you attack, you may pay . When you do, target creature you control gains lifelink until end of turn.

Whenever you cast a noncreature spell, you may have Riddleform become a 3/3 Sphinx creature with flying in addition to its other types until end of turn.

: Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Flying (This creature can't be blocked except by creatures with flying or reach.)

When Riddlemaster Sphinx enters, you may return target creature an opponent controls to its owner's hand.

Destroy target blocking creature. Creatures that were blocked by that creature this combat gain trample until end of turn.

The next spell you cast this turn can be cast as though it had flash. When you next cast a spell this turn, put X +1/+1 counters on up to one target creature, where X is the mana value of that spell.

Create a 2/2 white Knight creature token with vigilance. (Then exile this card. You may cast the creature later from exile.)

When Riders of Rohan enters, create two 2/2 red Human Knight creature tokens with trample and haste.

Dash (You may cast this spell for its dash cost. If you do, it gains haste, and it's returned from the battlefield to its owner's hand at the beginning of the next end step.)

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

: Ridgeline Rager gets +1/+0 until end of turn.

Double strike <I>(This creature deals both first-strike and regular combat damage.)</I>

Target creature gets +2/+2 and gains horsemanship. (It can't be blocked except by creatures with horsemanship. This effect lasts indefinitely.)

Flying

Other multicolored creatures you control get +1/+0.

Whenever another multicolored creature you control dies, return it to its owner's hand at the beginning of the next end step.

Rift Bolt deals 3 damage to any target.

Suspend 1— (Rather than cast this card from your hand, you may pay and exile it with a time counter 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.)

: Add one mana of any color.

Suspend 2— (Rather than cast this card from your hand, you may pay and exile it with two 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.)