You may spend mana as though it were mana of any color. {T}: Add {C}{C}{C}{C}{C}. {5}, {T}: Draw a card for each color among permanents you control.

{1}{W}, {T}: You gain 5 life. {1}{U}, {T}: Draw a card, then discard a card. {1}{B}, {T}: Target creature gets -2/-2 until end of turn. {1}{R}, {T}: Obelisk of Alara deals 3 damage to target player or planeswalker. {1}{G}, {T}: Target creature gets +4/+4 until end of turn.

Whenever you cast a white spell, create a 1/1 white Human Soldier creature token. Whenever you cast a blue spell, scry 2. Whenever you cast a red spell, Aragorn, the Uniter deals 3 damage to target opponent. Whenever you cast a green spell, target creature gets +4/+4 until end of turn.

Flying, vigilance, haste Whenever a player attacks with three or more creatures, you draw a card. Whenever a player attacks with five or more creatures, Aurelia, the Law Above deals 3 damage to each of your opponents and you gain 3 life.

Partner with Chakram Slinger (When this creature enters the battlefield, target player may put Chakram Slinger into their hand from their library, then shuffle.) Whenever you cast a spell during your turn, untap target creature.

Partner with Chakram Retriever (When this creature enters the battlefield, target player may put Chakram Retriever into their hand from their library, then shuffle.) {R}, {T}: Chakram Slinger deals 2 damage to target player or planeswalker.

Vigilance Whenever you cast a creature spell, draw a card, then you may put a land card from your hand onto the battlefield. {3}, {T}: Return target creature you control to its owner's hand.

Creatures you control have "{T}: Add {G}."

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When Conclave Phalanx enters the battlefield, you gain 1 life for each creature you control.

You may play an additional land on each of your turns. Lands you control are every basic land type in addition to their other types.

When Earth-Origin Yak enters the battlefield, creatures you control get +1/+1 until end of turn.

Fallaji Wayfarer is all colors. This ability doesn't affect its color identity. (It can be in any deck whose commander's color identity includes green.) Multicolored spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting a multicolored spell pays for {1} or one mana of a color that creature is.)

Haste Goblin spells and Rogue spells you cast cost {1} less to cast.

{3}{G}, {T}: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Flying {T}: Goblin Test Pilot deals 2 damage to any target chosen at random.

{2}{G}{U}: Draw a card. You may put a land card from your hand onto the battlefield.

{B}, Sacrifice a creature: Scry 2. {2}{R}, {T}: Exile the top card of your library. You may play that card this turn. When you exile a nonland card this way, Hidetsugu, Devouring Chaos deals damage equal to the exiled card's mana value to any target.

Flying You may pay {W}{U}{B}{R}{G} rather than pay the mana cost for spells that you cast.

When Joyful Stormsculptor enters the battlefield, create two 1/1 blue and red Elemental creature tokens. Whenever you cast a spell that has convoke, Joyful Stormsculptor deals 1 damage to each opponent and each battle they protect.

Whenever an opponent casts a spell, Kaervek the Merciless deals damage equal to that spell's mana value to any target.

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.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Flying, vigilance, haste Whenever you cast another spell that has convoke, scry 2, then draw a card.

Indestructible As long as your devotion to blue and red is less than seven, Keranos isn't a creature. Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

Indestructible As long as your devotion to red and green is less than seven, Klothys isn't a creature. At the beginning of your precombat 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.

Indestructible As long as your devotion to green and blue is less than seven, Kruphix isn't a creature. You have no maximum hand size. If you would lose unspent mana, that mana becomes colorless instead.

Champion a Goblin or Shaman (When this enters the battlefield, sacrifice it unless you exile another Goblin or Shaman you control. When this leaves the battlefield, that card returns to the battlefield.) {T}: Lightning Crafter deals 3 damage to any target.

Indestructible As long as your devotion to black and red is less than seven, Mogis isn't a creature. At the beginning of each opponent's upkeep, Mogis deals 2 damage to that player unless they sacrifice a creature.

Flying When Niv-Mizzet Reborn enters the battlefield, reveal the top ten cards of your library. For each color pair, choose a card that's exactly those colors from among them. Put the chosen cards into your hand and the rest on the bottom of your library in a random order.

When Omnath, Locus of Creation enters the battlefield, draw a card. Landfall — Whenever a land enters the battlefield under your control, you gain 4 life if this is the first time this ability has resolved this turn. If it's the second time, add {R}{G}{W}{U}. If it's the third time, Omnath deals 4 damage to each opponent and each planeswalker you don't control.

When Omnath, Locus of the Roil enters the battlefield, it deals damage to any target equal to the number of Elementals you control. Landfall — Whenever a land enters the battlefield under your control, put a +1/+1 counter on target Elemental you control. If you control eight or more lands, draw a card.

Reach {T}: Onakke Javelineer deals 2 damage to target player or battle.

Reach {T}: Panicked Altisaur deals 2 damage to each opponent.

Mutate {G}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) {1}, {T}: Look at the top card of your library. If it's a land card, you may put it onto the battlefield. If you don't put the card onto the battlefield, put it into your hand.

Reach {T}: Add one mana of any color. {2}: Poison Dart Frog gains deathtouch until end of turn.

Indestructible As long as your devotion to red is less than five, Purphoros isn't a creature. Whenever another creature enters the battlefield under your control, Purphoros deals 2 damage to each opponent. {2}{R}: Creatures you control get +1/+0 until end of turn.

When Quandrix Cultivator enters the battlefield, you may search your library for a basic Forest or Island card, put it onto the battlefield, then shuffle.

Whenever Risen Reef or another Elemental enters the battlefield under your control, look at the top card of your library. If it's a land card, you may put it onto the battlefield tapped. If you don't put the card onto the battlefield, put it into your hand.

Whenever Saint Traft and Rem Karolus becomes tapped, create a 1/1 red Human creature token if this is the first time this ability has resolved this turn. If it's the second time, create a 1/1 blue Spirit creature token with flying. If it's the third time, create a 4/4 white Angel creature token with flying. Whenever you cast a spell that has convoke, untap Saint Traft and Rem Karolus.

When Seedguide Ash dies, you may search your library for up to three Forest cards, put them onto the battlefield tapped, then shuffle.

When Silverglade Elemental enters the battlefield, you may search your library for a Forest card, put that card onto the battlefield, then shuffle.

{R}, {T}: Spikeshot Goblin deals damage equal to its power to any target.

{4}: Scry 1, then reveal the top card of your library. If it's a land card, put it onto the battlefield tapped. Otherwise, draw a card. Partner (You can have two commanders if both have partner.)

{U}, {T}: You may tap or untap another target creature. Landfall — Whenever a land enters the battlefield under your control, you may untap Tideforce Elemental.

Reach, lifelink If another source you control would deal noncombat damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead. Whenever you cast an instant or sorcery spell, Tor Wauki the Younger deals 2 damage to any target.

Whenever you cast your first spell each turn, choose an opponent at random. Vial Smasher the Fierce deals damage equal to that spell's mana value to that player or a planeswalker that player controls. Partner (You can have two commanders if both have partner.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) When Wildfire Awakener enters the battlefield, create X 1/1 red Elemental creature tokens with "Whenever this creature becomes tapped, it deals 1 damage to target player."

Whenever Xolatoyac, the Smiling Flood enters the battlefield or attacks, put a flood counter on target land. That land is an Island in addition to its other types for as long as it has a flood counter on it. At the beginning of your end step, untap each permanent you control with a counter on it.

When Yasharn enters the battlefield, 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.

Whenever another nontoken creature you control dies, you may return it to the battlefield face down under its owner's control. It's a Forest land. (It has no other types or abilities.)

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

Search your library for up to X basic land cards, where X is the number of creatures attacking you, put those cards onto the battlefield tapped, then shuffle. Prevent all combat damage that would be dealt this turn.

This spell costs {3} less to cast if it targets a tapped creature. Exile target creature.

{T}: Add {C}. {3}{G}, {T}, Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

{T}: Add one mana of any color in your commander's color identity.

{T}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.

({T}: Add {G}.)

{T}: Add {G} for each creature you control.

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

({T}: Add {U}.)

Krosan Verge enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Krosan Verge: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.

({T}: Add {R}.)

Myriad Landscape enters the battlefield tapped. {T}: Add {C}. {2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.

Path of Ancestry enters the battlefield tapped. {T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

({T}: Add {W}.)

{T}: Add one mana of any type that a land you control could produce.

You have no maximum hand size. {T}: Add {C}.

({T}: Add {B}.)

{T}: Add {C}{C}. Activate only if you control five or more lands.

Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.

Search your library for up to two basic land cards and/or Desert cards, put them onto the battlefield tapped, then shuffle.