All creatures have protection from red.

Destroy all Forests.

Choose target spell or permanent that's red or green. Its owner puts it on the top or bottom of their library.

{T}: Change the text of target white enchantment you control that doesn't have cumulative upkeep by replacing all instances of one color word with another. (For example, you may change "black creatures can't attack" to "blue creatures can't attack.") That enchantment gains "Cumulative upkeep {1}." (At the beginning of its controller's upkeep, that player puts an age counter on it, then sacrifices it unless they pay its upkeep cost for each age counter on it.)

Target opponent reveals their hand. You draw a card for each Mountain and red card in it.

Whenever a green creature dies, its controller discards a card.

{1}{U}: Target spell or permanent becomes the color of your choice until end of turn.

Choose one --

• Counter target red spell.

• Destroy target red permanent.

Cumulative upkeep {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Green creatures have "Cumulative upkeep {1}."

Exile target black or red permanent.

At the beginning of your upkeep, if you control a red or green permanent, draw a card, then discard a card. If you control a red permanent and a green permanent, instead draw two cards, then discard a card.

Red spells cost {2} more to cast.

{1}: The next time a blue source of your choice would deal damage to you this turn, prevent that damage.

Return target permanent to its owner's hand. If that permanent is red or green, put it on top of its owner's library instead.

{B}{B}: Counter target green spell.

Destroy target green or white creature.

Exile target creature or planeswalker that's black or red. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

{T}: Target permanent becomes the color of your choice until end of turn.

{1}{U}: Counter target red spell.

Enchant creature

{0}: Enchanted creature becomes the color or colors of your choice. Activate only once each turn.

Cumulative upkeep--Pay 1 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

At the beginning of each player's upkeep, that player sacrifices a green or white permanent.

{B}{B}, {T}: Destroy target green creature.

Enchant permanent

As long as enchanted permanent is red or green, it has "At the beginning of your upkeep, sacrifice this permanent unless you pay its mana cost."

Until end of turn, spells and abilities you control that would add colored mana instead add that much white mana. Until end of turn, you may spend white mana as though it were mana of any color.

Draw a card.

Choose one --

• Destroy target red permanent.

• Return target Mountain to its owner's hand.

Counter target red or green spell.

Green creatures can't attack unless their controller sacrifices a land for each green creature they control that's attacking. (This cost is paid as attackers are declared.)

Gain control of target monocolored creature.

Forecast -- {1}{U}, Reveal Govern the Guildless from your hand: Target creature becomes the color or colors of your choice until end of turn. (Activate only during your upkeep and only once each turn.)

{1}{W}: The next time a black or red source of your choice would deal damage to you this turn, prevent that damage.

Return all green permanents to their owners' hands.

Red creature spells and green creature spells cost {1} more to cast.

Choose one --

• Counter target spell if it's red.

• Destroy target permanent if it's red.

Whenever an opponent casts a green spell, you draw a card.

Green enchantment spells and white enchantment spells cost {2} more to cast.

{1}{U}, {T}: Put target green creature on top of its owner's library.

{T}, Sacrifice Lawbringer: Exile target red creature.

Whenever an opponent casts a green spell, you may pay {B}{B}. If you do, look at that player's hand and choose a card from it. The player discards that card.

{B}{B}: Return Leshrac's Sigil to its owner's hand.

Whenever a Mountain an opponent controls becomes tapped, you gain 1 life.

Whenever a Forest an opponent controls becomes tapped, you gain 1 life.

Destroy all green creatures.

Destroy target creature or planeswalker that's green or white. You gain 1 life.

Destroy all green creatures. They can't be regenerated.

Target permanent becomes the color or colors of your choice. (This effect lasts indefinitely.)

Whenever a player casts a green or white spell, that player discards a card.

Target creature becomes the color or colors of your choice until end of turn.

Draw a card.

Whenever an opponent taps a Mountain for mana, you may gain 1 life.

{T}: Add one mana of any color.

{T}: Target creature becomes the color or colors of your choice until end of turn.

As Shifting Sky enters the battlefield, choose a color.

All nonland permanents are the chosen color.

Destroy target green creature. It can't be regenerated.

Draw a card.

{W}{W}, {T}: Destroy target red permanent.

Any number of target creatures become the color of your choice until end of turn.

Draw a card.

Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Pay 2 life or {2}: Counter target red or green spell. Any player may activate this ability.

{T}: Target creature becomes the color of your choice until end of turn.

Flying

Sacrifice Unyaro Griffin: Counter target red instant or sorcery spell.

{T}: Target instant or sorcery spell becomes the color of your choice.

Target opponent reveals their hand. You draw a card for each Forest and green card in it.

When Wrath of Marit Lage enters the battlefield, tap all red creatures.

Red creatures don't untap during their controllers' untap steps.