4 cards where the text includes “{x}” and the colors is GR

Agatha of the Vile Cauldron (Wilds of Eldraine #199)

Agatha of the Vile Cauldron {R}{G}

Legendary Creature — Human Warlock

Activated abilities of creatures you control cost {X} less to activate, where X is Agatha of the Vile Cauldron’s power. This effect can’t reduce the mana in that cost to less than one mana.

{4}{R}{G}: Other creatures you control get +1/+1 and gain trample and haste until end of turn.

1/1

Illustrated by Jason A. Engle

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Blaster, Combat DJ // Blaster, Morale Booster (Transformers #8)
Blaster, Combat DJ // Blaster, Morale Booster (Transformers #8)

Blaster, Combat DJ {3}{R}{G}

Legendary Artifact Creature — Robot

More Than Meets the Eye {1}{R}{G} (You may cast this card converted for {1}{R}{G}.)

Other nontoken artifact creatures and Vehicles you control have modular 1. (They enter the battlefield with an additional +1/+1 counter on them. When they die, you may put their +1/+1 counters on target artifact creature.)

Whenever you put one or more +1/+1 counters on Blaster, convert it.

3/3

Blaster, Morale Booster

Color Indicator: Red and Green Legendary Artifact

Modular 3

{X}, {T}: Move X +1/+1 counters from Blaster onto another target artifact. That artifact gains haste until end of turn. If Blaster has no +1/+1 counters on it, convert it. Activate only as a sorcery.

Illustrated by Volta Creation

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Rosheen Meanderer (Iconic Masters #206)

Rosheen Meanderer {3}{R/G}

Legendary Creature — Giant Shaman

{T}: Add {C}{C}{C}{C}. Spend this mana only on costs that contain {X}.

Night after night, Rosheen babbled about a bygone sunlit world, her every word dismissed as a madwoman’s ravings.

4/4

Illustrated by Aleksi Briclot

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny
Tovolar, Dire Overlord // Tovolar, the Midnight Scourge (Innistrad: Midnight Hunt #246)
Tovolar, Dire Overlord // Tovolar, the Midnight Scourge (Innistrad: Midnight Hunt #246)

Tovolar, Dire Overlord {1}{R}{G}

Legendary Creature — Human Werewolf

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.

At the beginning of your upkeep, if you control three or more Wolves and/or Werewolves, it becomes night. Then transform any number of Human Werewolves you control.

Daybound

3/3

Tovolar, the Midnight Scourge

Color Indicator: Red and Green Legendary Creature — Werewolf

Whenever a Wolf or Werewolf you control deals combat damage to a player, draw a card.

{X}{R}{G}: Target Wolf or Werewolf you control gets +X/+0 and gains trample until end of turn.

Nightbound

4/4

Illustrated by Chris Rahn

Standard
Alchemy
Pioneer
Explorer
Modern
Historic
Legacy
Brawl
Vintage
Timeless
Commander
Pauper
Oathbreaker
Penny

In the blink of an eye, they strode from deep snow to the end of this search.