Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard.

Choose a Background (You can have a Background as a second commander.)

Flying

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

: Skithiryx, the Blight Dragon gains haste until end of turn.

: Regenerate Skithiryx.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.)

Skrelv, Defector Mite can't block.

, : Choose a color. Another target creature you control gains toxic 1 and hexproof from that color until end of turn. It can't be blocked by creatures of that color this turn. ( can be paid with either or 2 life.)

Flying

Whenever you cast a Spirit or Arcane spell, you may gain control of target creature with that spell's mana value until end of turn.

Flying

Whenever Skysovereign, Consul Flagship enters the battlefield or attacks, it deals 3 damage to target creature or planeswalker an opponent controls.

Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)

Living metal (As long as it's your turn, this Vehicle is also a creature.)

First strike, haste

Whenever Slicer deals combat damage to a player, convert it at end of combat.

Whenever Slimefoot and Squee enters the battlefield or attacks, create a 1/1 green Saproling creature token.

, Sacrifice a Saproling: Return Slimefoot and Squee and up to one other target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Kicker (You may pay an additional as you cast this spell.)

When Slinn Voda, the Rising Deep enters the battlefield, if it was kicked, return all creatures to their owners' hands except for Merfolk, Krakens, Leviathans, Octopuses, and Serpents.

The "legend rule" doesn't apply to Slivers you control.

Each Sliver creature card in your graveyard has encore , where X is its mana value.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

All Sliver creatures get +1/+1 for each other Sliver on the battlefield.

: Create a 1/1 colorless Sliver creature token.

Sacrifice an artifact: Target artifact gains indestructible until end of turn.

Trample

Whenever a land card is put into your graveyard from anywhere, put a +1/+1 counter on Slogurk, the Overslime.

Remove three +1/+1 counters from Slogurk: Return it to its owner's hand.

When Slogurk leaves the battlefield, return up to three target land cards from your graveyard to your hand.

At the beginning of your end step, if a creature died under your control this turn, the Ring tempts you.

Whenever the Ring tempts you, target opponent reveals cards from the top of their library until they reveal a land card. Put that card onto the battlefield tapped under your control and the rest into their graveyard.

: Add .

Channel — , Discard Sokenzan, Crucible of Defiance: Create two 1/1 colorless Spirit creature tokens. They gain haste until end of turn. This ability costs less to activate for each legendary creature you control.

At the beginning of your end step, choose one that hasn't been chosen —

• Draw a card.

• Each opponent loses 2 life and you gain 2 life.

• Sol'kanar the Tainted deals 3 damage to up to one other target creature or planeswalker.

• Exile Sol'kanar, then return it to the battlefield under an opponent's control.

When Sophia, Dogged Detective enters the battlefield, create Tiny, a legendary 2/2 green Dog Detective creature token with trample.

, Sacrifice an artifact token: Put a +1/+1 counter on each Dog you control.

Whenever a Dog you control deals combat damage to a player, create a Food token, then investigate.

Bird creatures get +1/+1.

: Target Bird creature gains banding until end of turn. (Any creatures with banding, and up to one without, can attack in a band. Bands are blocked as a group. If any creatures with banding a player controls are blocking or being blocked by a creature, that player divides that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Lifelink

Extort (Whenever you cast a spell, you may pay . If you do, each opponent loses 1 life and you gain that much life.)

At the beginning of your postcombat main phase, if you gained 3 or more life this turn, exile Sorin of House Markov, then return him to the battlefield transformed under his owner's control.

+1: Reveal the top card of your library and put that card into your hand. Each opponent loses life equal to its mana value.

−X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.

−9: Create a number of 1/1 black Vampire Knight creature tokens with lifelink equal to the highest life total among all players.

+1: Create a 1/1 black Vampire creature token with lifelink.

−2: You get an emblem with "Creatures you control get +1/+0."

−6: Destroy up to three target creatures and/or other planeswalkers. Return each card put into a graveyard this way to the battlefield under your control.

+1: Until your next turn, creatures you control get +1/+0 and gain lifelink.

−2: Create a 2/2 black Vampire creature token with flying.

−6: You get an emblem with "At the beginning of each opponent's upkeep, that player sacrifices a creature."

As long as it's your turn, creatures and planeswalkers you control have lifelink.

+2: Sorin, Vengeful Bloodlord deals 1 damage to target player or planeswalker.

−X: Return target creature card with mana value X from your graveyard to the battlefield. That creature is a Vampire in addition to its other types.

Whenever Soul of Windgrace enters the battlefield or attacks, you may put a land card from a graveyard onto the battlefield tapped under your control.

, Discard a land card: You gain 3 life.

, Discard a land card: Draw a card.

, Discard a land card: Soul of Windgrace gains indestructible until end of turn. Tap it.

Whenever you cast a spell with an odd mana value, convert Soundwave. If you do, create Ravage, a legendary 3/3 black Robot artifact creature token with menace and deathtouch.

Whenever you cast a spell with an even mana value, convert Soundwave. If you do, create Laserbeak, a legendary 2/2 blue Robot artifact creature token with flying and hexproof.

Space sculptor (Space Beleren divides the battlefield into alpha, beta, and gamma sectors. If a creature isn't assigned to a sector, its controller assigns it to one. Opponents assign first.)

+1: Creatures in each sector can be blocked this turn only by creatures in the same sector.

−1: Put a +1/+1 counter on each creature in the sector of your choice.

−5: Destroy all creatures in the sector of your choice.

( can be paid with either or 2 life.)

: Reveal a card you own from outside the game that has been banned or restricted in a Constructed format and put it into your hand.

Flying, trample, haste, protection from black

Spirit of the Night has first strike as long as it's attacking.

Haste

Whenever Squee, Dubious Monarch attacks, create a 1/1 red Goblin creature token that's tapped and attacking.

You may cast Squee, Dubious Monarch from your graveyard by paying and exiling four other cards from your graveyard rather than paying its mana cost.

You may cast Squee, the Immortal from your graveyard or from exile.

At the beginning of each opponent's upkeep, that player loses 1 life for each card fewer than three in their hand.

Whenever Stangg, Echo Warrior attacks, create Stangg Twin, a legendary 3/4 red and green Human Warrior creature token. It enters the battlefield tapped and attacking. For each Aura and Equipment attached to Stangg, create a token that's a copy of it attached to Stangg Twin. Sacrifice all tokens created this way at the beginning of the next end step.

More Than Meets the Eye (You may cast this card converted for .)

Flying

Whenever you draw a card, if you're the monarch, target opponent loses 2 life.

Whenever one or more creatures deal combat damage to you, convert Starscream.

Whenever you cast your second spell each turn, exile the top card of your library. Until the end of your next turn, you may play that card.

: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if you've cast three or more spells this turn.

Flying

Whenever Stet, Draconic Proofreader attacks, you may exile a card from your graveyard. When you do, Stet, Draconic Proofreader deals 4 damage to any target whose name begins with the same letter as the exiled card.

: Delete the first letter of target permanent or player's name until end of turn.

, : Each player mills three cards. Exile up to two creature cards put into graveyards this way. Create an X/X blue Zombie creature token, where X is the total power of the cards exiled this way.

Trample

Whenever a creature you control with trample attacks, it gets +2/+2 until end of turn.

Trample

Whenever Storrev, Devkarin Lich deals combat damage to a player or planeswalker, return to your hand target creature or planeswalker card in your graveyard that wasn't put there this combat.

Vigilance, trample

Grenades — , , Sacrifice an artifact: Choose a player at random. When you do, Strax fights another target creature that player controls.

Glory of Battle — Whenever Strax deals damage to a creature, put a +1/+1 counter on Strax.

Flying

At the beginning of your end step, create a Blood token for each player who lost life this turn.

Whenever Strefan attacks, you may sacrifice two Blood tokens. If you do, you may put a Vampire card from your hand onto the battlefield tapped and attacking. It gains indestructible until end of turn.

Ward

Enrage — Whenever Strong is dealt damage, you get three rad counters and put three +1/+1 counters on Strong.

You gain life rather than lose life from radiation.

Haste

: Another target creature with power 2 or less can't be blocked this turn.

, , Discard your hand: Until end of turn, whenever a creature you control with power 2 or less deals combat damage to a player, draw a card.

Creatures you control have horsemanship. (They can't be blocked except by creatures with horsemanship.)

Whenever you augment, enchant, or mutate a creature you control, draw a card.

: Add , , , , or .

Flash

This spell can't be countered.

Creature spells you control can't be countered.

Other creatures you control have trample.

If you would planeswalk, instead look at the top two cards of your planar deck, put one on the bottom of your planar deck and the other on top, then planeswalk.

: Add .

Doctor's companion (You can have two commanders if the other is the Doctor.)

Svyelun of Sea and Sky has indestructible as long as you control at least two other Merfolk.

Whenever Svyelun attacks, draw a card.

Other Merfolk you control have ward . (Whenever another Merfolk you control becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)

Equipped creature gets +5/+5.

Whenever equipped creature deals damage to a creature, exile that creature. (Exile it only if it's still on the battlefield.)

Equip (: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.)

: Target legendary creature gets +2/+2 until end of turn.

: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

: Target artifact creature gains deathtouch and lifelink until end of turn.