Return target artifact card from your graveyard to the battlefield.

Target creature gets +2/+7 until end of turn. Untap it.

Sliver creatures you control have "When this creature enters, Slivers you control get +1/+1 until end of turn if you're the monarch. Otherwise, you become the monarch."

Vanishing 12 (This enchantment enters with twelve time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)

Whenever one or more time counters are removed from Regenerations Restored, scry 1 and you gain 1 life. Then if Regenerations Restored has no time counters on it, exile it. When you do, take an extra turn after this one.

Target creature gets +2/+2 until end of turn. If it's an enchantment creature or legendary creature, instead put a +1/+1 counter on it and it gets +1/+1 until end of turn.

Other Dinosaurs you control have haste.

When Regisaur Alpha enters, create a 3/3 green Dinosaur creature token with trample.

Flying, vigilance

Snow lands your opponents control enter tapped.

Noncreature spells your opponents cast with mana value 4 or greater cost more to cast.

Destroy all green creatures or all white creatures. They can't be regenerated. You lose 2 life for each creature that died this way.

Choose target creature. When that creature dies this turn, return a creature card from its owner's graveyard to the battlefield under the control of that creature's owner.

Haste

At the beginning of your end step, return Reinforced Ronin to its owner's hand.

Channel — , Discard Reinforced Ronin: Draw a card.

Untap all creatures you control and all creatures target opponent controls. You and that opponent each gain control of all creatures the other controls until end of turn. Those creatures gain haste until end of turn.

Counter target spell. You may cast a spell with equal or lesser mana value from your hand without paying its mana cost.

Replicate—Pay . (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Reiterating Bolt deals 3 damage to target creature or planeswalker.

Defender

When Reito Sentinel enters, target player mills three cards. (They put the top three cards of their library into their graveyard.)

: Put target card from a graveyard on the bottom of its owner's library.

Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

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

: You gain 2 life.

Rekindled Flame deals 4 damage to any target.

At the beginning of your upkeep, if an opponent has no cards in hand, you may return Rekindled Flame from your graveyard to your hand.

Regenerate target permanent.

Exile target nonland permanent. For as long as that card remains exiled, its owner may cast it without paying its mana cost.

When Relentless Rohirrim enters, the Ring tempts you.

When Relic Axe enters, attach it to target creature you control.

Equipped creature gets +1/+1. If it's a Warrior, it gets +2/+1 instead.

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

: Tap target artifact.

Destroy target artifact or enchantment and up to one other target artifact or enchantment.

: Add one mana of any color.

Tap an untapped legendary creature you control: Add one mana of any color.

: Add two mana in any combination of , , and/or .

, : Draw two cards, then discard a card.

Haste

Whenever Relic Robber deals combat damage to a player, that player creates a 0/1 colorless Goblin Construct artifact creature token with "This creature can't block" and "At the beginning of your upkeep, this creature deals 1 damage to you."

Renown 1 (When this creature deals combat damage to a player, if it isn't renowned, put a +1/+1 counter on it and it becomes renowned.)

When Relic Seeker becomes renowned, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.

, , Sacrifice a creature: Draw a card.

As long as you control a Cleric, Relic Vial has "Whenever a creature you control dies, each opponent loses 1 life and you gain 1 life."

Until end of turn, target artifact or creature becomes a Dinosaur artifact creature with base power and toughness 4/3 in addition to its other types.

When Reliquary Monk dies, destroy target artifact or enchantment.

Return up to one target artifact card, up to one target land card, and up to one target non-Aura enchantment card from your graveyard to the battlefield. They are 5/5 Elemental creatures in addition to their other types.

Flying

Whenever another creature you control enters, you may pay . When you do, put X +1/+1 counters on that creature.

As long as you control five or more modified creatures, Remnant of the Rising Star gets +5/+5 and has trample. (Equipment, Auras you control, and counters are modifications.)

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

You may cast Dragon spells and artifact spells as though they had flash.

Choose a Background (You can have a Background as a second commander.)

Remove up to five counters from target permanent.

Draw a card.

Rending Flame deals 5 damage to target creature or planeswalker. If that permanent is a Spirit, Rending Flame also deals 2 damage to that permanent's controller.

This spell can't be countered.

Rending Volley deals 4 damage to target white or blue creature.

As long as you control a Chandra planeswalker, Renegade Firebrand gets +1/+0 and has first strike. (It deals combat damage before creatures without first strike.)

Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Whenever Renegade Krasis evolves, put a +1/+1 counter on each other creature you control with a +1/+1 counter on it.

At the beginning of your end step, goad up to one target creature you don't control and put a +1/+1 counter on Renegade Silent. Renegade Silent phases out. (Treat it and anything attached to it as though they don't exist until your next turn.)

Whenever Renegade Wheelsmith becomes tapped, target creature can't block this turn.

You gain 2 life for each Mountain target opponent controls.

Each player sacrifices a multicolored permanent of their choice.

Return target artifact, enchantment, or planeswalker card from your graveyard to the battlefield. Create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Each player's life total becomes the lowest life total among all players.

Repeating Barrage deals 3 damage to any target.

Raid — : Return Repeating Barrage from your graveyard to your hand. Activate only if you attacked this turn.

Create two 1/1 white Kithkin Soldier creature tokens if was spent to cast this spell. Counter up to one target creature spell if was spent to cast this spell. (Do both if was spent.)

Choose one —

• Exile target creature with power 4 or greater.

• Exile target enchantment.

Flying

Whenever a creature dealt damage by Repentant Vampire this turn dies, put a +1/+1 counter on Repentant Vampire.

Threshold — As long as seven or more cards are in your graveyard, Repentant Vampire is white and has ": Destroy target black creature."