: Add one mana of any color in your commander's color identity.

Sacrifice Commander's Sphere: Draw a card.

Constellation — Whenever an enchantment enters the battlefield under your control, you may put a land card from your hand onto the battlefield tapped. If you control six or more enchantments, instead you may put a creature or land card from your hand onto the battlefield tapped.

When Corpse Augur dies, you draw X cards and you lose X life, where X is the number of creature cards in target player's graveyard.

Put a +1/+1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Flying

Whenever Coveted Peacock attacks, you may goad target creature defending player controls. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

Defender

: Creatures you control gain haste until end of turn.

At the beginning of your upkeep, you may mill two cards. (You may put the top two cards of your library into your graveyard.)

Whenever one or more creature cards are put into your graveyard from anywhere during your turn, create a 1/1 green Insect creature token. This ability triggers only once each turn.

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

This spell costs less to cast for each instant and sorcery card in your graveyard.

Destroy each nonland permanent with mana value 2 or less. Add or for each permanent destroyed this way.

Whenever an opponent attacks you and/or one or more planeswalkers you control, exile the top card of that player's library. You may play that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast it.

Flying

Will of the council — When Custodi Squire enters the battlefield, starting with you, each player votes for an artifact, creature, or enchantment card in your graveyard. Return each card with the most votes or tied for most votes to your hand.

When Cyclops Electromancer enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of instant and sorcery cards in your graveyard.

+2: Discard up to two cards, then draw that many cards.

−2: Sacrifice an artifact. If you do, return target artifact card from your graveyard to the battlefield.

−10: You get an emblem with "Whenever an artifact is put into your graveyard from the battlefield, return that card to the battlefield at the beginning of the next end step."

Daretti, Scrap Savant can be your commander.

Indestructible

Once each turn, you may pay rather than pay the mana cost for a colorless spell you cast from your hand.

Each player shuffles their hand and graveyard into their library, then draws seven cards. If it's your turn, end the turn. (Exile all spells and abilities from the stack, including this card. Discard down to your maximum hand size. Damage wears off, and "this turn" and "until end of turn" effects end.)

If you control a commander, you may cast this spell without paying its mana cost.

Exile target creature.

Destroy all creatures. They can't be regenerated. Draw a card for each creature destroyed this way.

Cycling (, Discard this card: Draw a card.)

When you cycle Decree of Pain, all creatures get -2/-2 until end of turn.

When Deepglow Skate enters the battlefield, double the number of each kind of counter on any number of target permanents.

Flying, trample

Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost.

, Sacrifice another enchantment: Demon of Fate's Design gets +X/+0 until end of turn, where X is the sacrificed enchantment's mana value.

Flying, trample

When Demonlord Belzenlok enters the battlefield, exile cards from the top of your library until you exile a nonland card, then put that card into your hand. If the card's mana value is 4 or greater, repeat this process. Demonlord Belzenlok deals 1 damage to you for each card put into your hand this way.

Look at the top seven cards of your library. Put up to two planeswalker cards from among them onto the battlefield. Put the rest on the bottom of your library in a random order.

Whenever one or more creatures you control deal combat damage to a player, you may sacrifice one of them. If you do, reveal cards from the top of your library until you reveal a creature card that shares a creature type with the sacrificed creature. Put that card onto the battlefield and the rest on the bottom of your library in a random order.

Creature and enchantment spells you control can't be countered.

: Target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is the number of enchantments you control. It's still a land.

Goad all creatures you don't control. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)

Undaunted (This spell costs less to cast for each opponent.)

Exile two target creatures. For each of those creatures, its controller reveals cards from the top of their library until they reveal a creature card, puts that card onto the battlefield, then shuffles the rest into their library.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead.

If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Flying

Whenever Drakuseth, Maw of Flames attacks, it deals 4 damage to any target and 3 damage to each of up to two other targets.

Return target creature card from your graveyard to the battlefield.

Flashback—Sacrifice three creatures. (You may cast this card from your graveyard for its flashback cost. Then exile it.)

: Add .

, , Sacrifice Dreamstone Hedron: Draw three cards.

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 Dwarven Hammer enters the battlefield, you may pay . If you do, create a 2/1 red Dwarf Berserker creature token, then attach Dwarven Hammer to it.

Equipped creature gets +3/+0 and has trample.

Equip

Constellation — Whenever Eidolon of Blossoms or another enchantment enters the battlefield under your control, draw a card.

When Elite Scaleguard enters the battlefield, bolster 2. (Choose a creature with the least toughness among creatures you control and put two +1/+1 counters on it.)

Whenever a creature you control with a +1/+1 counter on it attacks, tap target creature defending player controls.

: Add .

Whenever you cast an enchantment spell, draw a card.

, : Draw a card. Activate only if you control three or more lands with the same name.

Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value.

When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder.

Indestructible

As long as your devotion to black is less than five, Erebos isn't a creature.

Whenever another creature you control dies, you may pay 2 life. If you do, draw a card.

, Sacrifice another creature: Target creature gets -2/-1 until end of turn.

Return all creatures to their owners' hands.

Counter target creature spell.

Draw a card.

Experiment Kraj has all activated abilities of each other creature with a +1/+1 counter on it.

: Put a +1/+1 counter on target creature.

Each opponent loses X life. You gain life equal to the life lost this way.

Imprint — When Extraplanar Lens enters the battlefield, you may exile target land you control.

Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Draw two cards, then discard two cards.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Destroy target creature or enchantment an opponent controls. You lose life equal to that permanent's mana value.

: Add one mana of any color that a land an opponent controls could produce.

Search your library for a basic land card, put it onto the battlefield, then shuffle. (Then exile this card. You may cast the creature later from exile.)