This land enters tapped. {T}: Add {R} or {W}. {2}{R}{W}: This land becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land.

This land enters tapped. {T}: Add {R} or {G}. {2}{R}{G}: Until end of turn, this land becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.

({G/P} can be paid with either {G} or 2 life.) {1}{G/P}, {T}, Sacrifice a creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value, put that card onto the battlefield, then shuffle. Activate only as a sorcery.

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

{2}, {T}: You may put a multicolored creature card from your hand onto the battlefield.

This spell costs {X} less to cast, where X is the greatest power among creatures you control. {T}: Add {G}{G}. You gain 2 life. Whenever a nontoken creature you control enters, put a +1/+1 counter on it and draw a card.

Whenever you cast a multicolored spell, draw a card. {T}: Add one mana of any color.

Creatures you control get +1/+0. +1: Add {R} or {G}. Creature spells you cast this turn can't be countered. −2: Target creature you control fights target creature you don't control.

Flying {T}: Add one mana of any color.

Vigilance When this creature dies, create two 2/2 green and white Elf Knight creature tokens with vigilance.

Flying At the beginning of each upkeep, create a 1/1 red and green Dragon creature token with flying and devour 2. (As the token enters, you may sacrifice any number of creatures. It enters with twice that many +1/+1 counters on it.)

Vigilance This creature gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color.

{R/W}: This creature becomes a Kithkin Spirit with base power and toughness 2/2. {R/W}{R/W}{R/W}: If this creature is a Spirit, it becomes a Kithkin Spirit Warrior with base power and toughness 4/4. {R/W}{R/W}{R/W}{R/W}{R/W}{R/W}: If this creature is a Warrior, it becomes a Kithkin Spirit Warrior Avatar with base power and toughness 8/8, flying, and first strike.

Hexproof from monocolored Whenever you cast a multicolored spell, create a 4/4 red and white Golem artifact creature token.

Each spell you cast that's red or green costs {1} less to cast.

Riot (This creature enters with your choice of a +1/+1 counter or haste.) Trample During your turn, you and this creature have hexproof.

Indestructible As long as your devotion to green and white is less than seven, Karametra isn't a creature. Whenever you cast a creature spell, you may search your library for a Forest or Plains card, put it onto the battlefield tapped, then shuffle.

Indestructible As long as your devotion to red and green is less than seven, Klothys isn't a creature. At the beginning of your first main phase, exile target card from a graveyard. If it was a land card, add {R} or {G}. Otherwise, you gain 2 life and Klothys deals 2 damage to each opponent.

Each other multicolored creature you control gets +1/+1 for each of its colors.

{1}, {T}: Add {R}{G}{W}.

Double strike

Your opponents can't cast spells during combat. Whenever a creature you control deals combat damage to a player, goad each creature that player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Vigilance, trample Whenever this creature blocks a creature, this creature deals damage to that creature's controller equal to this creature's power.

Whenever Radha attacks, you may add {R}{R}. {T}: Add {G}.

Flying Whenever a source an opponent controls deals damage to you, you may put that many +1/+1 counters on this creature.

This spell can't be countered. Creature spells you control with power 5 or greater can't be countered.

Vigilance {T}: Add {G}.

Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.) Whenever you cast a creature spell, create a 1/1 green and white Human Soldier creature token with training.

Whenever an opponent casts a spell during your turn and when this creature dies, create a green and white Elemental creature token with "This token's power and toughness are each equal to the number of creatures you control."

When Yasharn enters, search your library for a basic Forest card and a basic Plains card, reveal those cards, put them into your hand, then shuffle. Players can't pay life or sacrifice nonland permanents to cast spells or activate abilities.

{T}: Add {G}. Whenever you tap this creature for mana, it deals 1 damage to each opponent.

Destroy all blocking creatures and all blocked creatures.