Whenever Roxanne, Starfall Savant enters the battlefield or attacks, create a tapped colorless artifact token named Meteorite with "When Meteorite enters the battlefield, it deals 2 damage to any target" and ": Add one mana of any color."

Whenever you tap an artifact token for mana, add one mana of any type that artifact token produced.

Flying

Whenever a player casts a spell, they lose 1 life for each spell they've cast this turn.

Exile target artifact or enchantment. Put X +1/+1 counters on target creature you control, where X is the mana value of the permanent exiled this way.

Destroy target creature or planeswalker.

Awaken 4— (If you cast this spell for , also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)

Ruins of Trokair enters the battlefield tapped.

: Add .

, Sacrifice Ruins of Trokair: Add .

Trample

Runaway Trash-Bot gets +1/+0 for each artifact and/or enchantment card in your graveyard.

: The next time an artifact source of your choice would deal damage to you this turn, prevent that damage.

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

Enchant permanent

When Rune of Sustenance enters the battlefield, draw a card.

As long as enchanted permanent is a creature, it has lifelink.

As long as enchanted permanent is an Equipment, it has "Equipped creature has lifelink."

Enchant creature

As long as enchanted creature is red, it gets +1/+1 and has double strike. (It deals both first-strike and regular combat damage.)

As long as enchanted creature is green, it gets +1/+1 and has trample.

Flying

When Runo Stromkirk enters the battlefield, put up to one target creature card from your graveyard on top of your library.

At the beginning of your upkeep, look at the top card of your library. You may reveal that card. If a creature card with mana value 6 or greater is revealed this way, transform Runo Stromkirk.

First strike

Sacrifice an artifact: Rust Monster gets +2/+0 until end of turn.

: Put an oil counter on Rustvine Cultivator.

, Remove an oil counter from Rustvine Cultivator: Untap target land.

( can be paid with either or 2 life.)

Nonartifact creatures can't block this turn.

When Ruthless Technomancer enters the battlefield, you may sacrifice another creature you control. If you do, create a number of Treasure tokens equal to that creature's power.

, Sacrifice X artifacts: Return target creature card with power X or less from your graveyard to the battlefield. X can't be 0.

Whenever Ruxa, Patient Professor enters the battlefield or attacks, return target creature card with no abilities from your graveyard to your hand.

Creatures you control with no abilities get +1/+1.

For each creature you control with no abilities, you may have that creature assign its combat damage as though it weren't blocked.

Trample, protection from blue and from red

Return up to two target cards with cycling from your graveyard to your hand.

Enchant creature

Enchanted creature has ", : Put a -1/-1 counter on target creature."

, : Safehold Sentry gets +0/+2 until end of turn. ( is the untap symbol.)

, Sacrifice an artifact: Draw a card.

Flying

Whenever you cast a noncreature spell, creatures you control gain lifelink until end of turn.

When Sage's Row Savant enters the battlefield, scry 2.

Flash

Backup 1 (When this creature enters the battlefield, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.)

Hexproof

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.

: Return target noncreature artifact card with mana value 1 or less from your graveyard to the battlefield.

Whenever a creature dies, you may untap Salvaging Station.

Prevent all damage that would be dealt to you this turn by a source of your choice. Whenever damage from a black or red source is prevented this way this turn, you gain that much life.

First strike, vigilance, haste

Whenever a creature you control deals combat damage to a player, if that creature entered the battlefield this turn, draw a card.

Whenever another creature enters the battlefield under your control, Sanctifier of Souls gets +1/+1 until end of turn.

, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token with flying.

Humans you control get +1/+1.

, Tap two untapped Humans you control: Tap target creature an opponent controls.

: Prevent the next 2 damage that would be dealt to any target this turn.

At the beginning of your upkeep, you may search your library and/or graveyard for a Shrine card and put it onto the battlefield. If you search your library this way, shuffle.

If an ability of another Shrine you control triggers while you control six or more Shrines, that ability triggers an additional time.

: Add .

, : Return target commander you own from the battlefield to your hand. Activate only during your turn.

, Discard a land card or Shrine card: Sanctum of Shattered Heights deals X damage to target creature or planeswalker, where X is the number of Shrines you control.

(Transforms from Azor's Gateway.)

: Add X mana of any one color, where X is your life total.

: Add .

Whenever you cast a colorless spell with mana value 7 or greater, you may sacrifice Sanctum of Ugin. If you do, search your library for a colorless creature card, reveal it, put it into your hand, then shuffle.

When Sand Scout enters the battlefield, if an opponent controls more lands than you, search your library for a Desert card, put it onto the battlefield tapped, then shuffle.

Whenever one or more land cards are put into your graveyard from anywhere, create a 1/1 red, green, and white Sand Warrior creature token. This ability triggers only once each turn.

Flash

When Sandstalker Moloch enters the battlefield, if an opponent cast a blue and/or black spell this turn, look at the top four cards of your library. You may reveal a permanent card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

When Sandsteppe Outcast enters the battlefield, choose one —

• Put a +1/+1 counter on Sandsteppe Outcast.

• Create a 1/1 white Spirit creature token with flying.

, Sacrifice two lands and Sandstone Deadfall: Destroy target attacking creature.

Flying

When Sandstone Oracle enters the battlefield, choose an opponent. If that player has more cards in hand than you, draw cards equal to the difference.

Sandstorm deals 1 damage to each attacking creature.

, Sacrifice Sandstorm Eidolon: Target creature can't block this turn.

Whenever you cast a multicolored spell, you may return Sandstorm Eidolon from your graveyard to your hand.

: Add .

, : Target creature can't block this turn. Activate only as a sorcery.

, Sacrifice a creature: Destroy each creature with the same mana value as the sacrificed creature.

When Sanitation Automaton enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Fading 7 (This enchantment enters the battlefield with seven fade counters on it. At the beginning of your upkeep, remove a fade counter from it. If you can't, sacrifice it.)

Remove a fade counter from Saproling Burst: Create a green Saproling creature token. It has "This creature's power and toughness are each equal to the number of fade counters on Saproling Burst."

When Saproling Burst leaves the battlefield, destroy all tokens created with Saproling Burst. They can't be regenerated.

Whenever a player kicks a spell, you create a 1/1 green Saproling creature token.

Whenever Saradoc, Master of Buckland or another nontoken creature with power 2 or less enters the battlefield under your control, create a 1/1 white Halfling creature token.

Tap two other untapped Halflings you control: Saradoc gets +2/+0 and gains lifelink until end of turn.

At the beginning of each player's end step, if no permanents left the battlefield this turn, that player loses X life, where X is Sarevok's power.

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

+1: Dragon cards in your hand perpetually gain "This spell costs less to cast", and "You may pay rather than pay this spell's mana cost, where X is its mana value."

0: Conjure a card named Shivan Dragon into your hand.

−2: Sarkhan, Wanderer to Shiv deals 3 damage to target creature.