When Abu Ja'far dies, destroy all creatures blocking or blocked by it. They can't be regenerated.

If you would create a Clue, Food, or Treasure token, instead create one of each.

Defender

When Akroan Horse enters the battlefield, an opponent gains control of it.

At the beginning of your upkeep, each opponent creates a 1/1 white Soldier creature token.

Destroy all artifacts, creatures, and enchantments.

Cycling {3} ({3}, Discard this card: Draw a card.)

Aurelia's Fury deals X damage divided as you choose among any number of targets. Tap each creature dealt damage this way. Players dealt damage this way can't cast noncreature spells this turn.

Flying, vigilance, haste

Whenever Aurelia, the Warleader attacks for the first time each turn, untap all creatures you control. After this phase, there is an additional combat phase.

Equipped creature gets +1/+0 and has vigilance.

Whenever equipped creature dies, if it was a Human, create a 1/1 white Spirit creature token with flying.

Equip {2}

Indestructible

Other legendary permanents you control have indestructible.

Flying, vigilance, indestructible

Other permanents you control have indestructible.

Axgard Armory enters the battlefield tapped.

{T}: Add {W}.

{1}{R}{R}{W}, {T}, Sacrifice Axgard Armory: Search your library for an Aura card and/or an Equipment card, reveal them, put them into your hand, then shuffle.

As long as it's your turn, each creature assigns combat damage equal to its toughness rather than its power.

Whenever Baldin, Century Herdmaster attacks, up to one hundred target creatures each get +0/+X until end of turn, where X is the number of cards in your hand.

{T}: Add {C}.

{T}: Add {R} or {W}. Battlefield Forge deals 1 damage to you.

When Bearer of the Heavens dies, destroy all permanents at the beginning of the next end step.

When Bill the Pony enters the battlefield, create two Food tokens. (They're artifacts with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

Sacrifice a Food: Until end of turn, target creature you control assigns combat damage equal to its toughness rather than its power.

Equipped creature gets +1/+1 for each land you control.

Equip legendary creature {3}

Equip {7}

Destroy all Islands.

{T}: Flip a coin. If you win the flip, destroy all nonland permanents.

Boros Garrison enters the battlefield tapped.

When Boros Garrison enters the battlefield, return a land you control to its owner's hand.

{T}: Add {R}{W}.

Any player may have Breaking Point deal 6 damage to them. If no one does, destroy all creatures. Creatures destroyed this way can't be regenerated.

Trample

As long as you control another creature, prevent all damage that would be dealt to Bronze Horse by spells that target it.

Choose one --

• Brotherhood's End deals 3 damage to each creature and each planeswalker.

• Destroy all artifacts with mana value 3 or less.

{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Castle Ardenvale enters the battlefield tapped unless you control a Plains.

{T}: Add {W}.

{2}{W}{W}, {T}: Create a 1/1 white Human creature token.

Castle Embereth enters the battlefield tapped unless you control a Mountain.

{T}: Add {R}.

{1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

Metalcraft -- Chrome Steed gets +2/+2 as long as you control three or more artifacts.

Clockwork Steed enters the battlefield with four +1/+0 counters on it.

Clockwork Steed can't be blocked by artifact creatures.

At end of combat, if Clockwork Steed attacked or blocked this combat, remove a +1/+0 counter from it.

{X}, {T}: Put up to X +1/+0 counters on Clockwork Steed. This ability can't cause the total number of +1/+0 counters on Clockwork Steed to be greater than four. Activate only during your upkeep.

Other Horses you control have indestructible.

At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

Whenever you're dealt damage, you may create that many 1/1 white Soldier creature tokens.

Imprint -- As Dermotaxi enters the battlefield, exile a creature card from a graveyard.

Tap two untapped creatures you control: Until end of turn, Dermotaxi becomes a copy of the exiled card, except it's a Vehicle artifact in addition to its other types.

Desert of the Fervent enters the battlefield tapped.

{T}: Add {R}.

Cycling {1}{R} ({1}{R}, Discard this card: Draw a card.)

Desert of the True enters the battlefield tapped.

{T}: Add {W}.

Cycling {1}{W} ({1}{W}, Discard this card: Draw a card.)

As Diamond Mare enters the battlefield, choose a color.

Whenever you cast a spell of the chosen color, you gain 1 life.

Dormant Volcano enters the battlefield tapped.

When Dormant Volcano enters the battlefield, sacrifice it unless you return an untapped Mountain you control to its owner's hand.

{T}: Add {C}{R}.

({T}: Add {R}.)

Dwarven Mine enters the battlefield tapped unless you control three or more other Mountains.

When Dwarven Mine enters the battlefield untapped, create a 1/1 red Dwarf creature token.

{1}{R}, {T}: Target Dwarf creature gains mountainwalk until end of turn. (It can't be blocked as long as defending player controls a Mountain.)

Dwarven Ruins enters the battlefield tapped.

{T}: Add {R}.

{T}, Sacrifice Dwarven Ruins: Add {R}{R}.

{T}: Add {W}.

Channel -- {2}{W}, Discard Eiganjo, Seat of the Empire: It deals 4 damage to target attacking or blocking creature. This ability costs {1} less to activate for each legendary creature you control.

+2: You gain 1 life for each creature you control.

-2: Create three 1/1 white Soldier creature tokens.

-5: Destroy all other permanents except for lands and tokens.

+1: Create three 1/1 white Soldier creature tokens.

-3: Destroy all creatures with power 4 or greater.

-7: You get an emblem with "Creatures you control get +2/+2 and have flying."

Destroy all creatures and all permanents attached to creatures.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I -- Destroy all lands.

II, III -- Each player returns two land cards from their graveyard to the battlefield.

Enchant creature

Enchanted creature has lifelink.

{1}{W}: Attach Felidar Umbra to target creature you control.

Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Destroy all creatures with power greater than target creature's power.

Destroy all blocking creatures and all blocked creatures.

Enchant creature

Enchanted creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power.

Enchanted creature has "{2}{W}: Untap this creature."

As long as it's your turn, Gideon Blackblade is a 4/4 Human Soldier creature with indestructible that's still a planeswalker.

Prevent all damage that would be dealt to Gideon Blackblade during your turn.

+1: Up to one other target creature you control gains your choice of vigilance, lifelink, or indestructible until end of turn.

-6: Exile target nonland permanent.

Double strike

Whenever Goring Ceratops attacks, other creatures you control gain double strike until end of turn.

Rally -- Whenever Hero of Goma Fada or another Ally enters the battlefield under your control, creatures you control gain indestructible until end of turn.

Hipparion can't block creatures with power 3 or greater unless you pay {1}.

Whenever an opponent casts a creature spell, that player loses 2 life unless they pay {2}.

Whenever a commander you control attacks, put a +1/+1 counter on it.

Partner (You can have two commanders if both have partner.)

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

This spell can't be countered.

Lightning Mare can't be blocked by blue creatures.

{1}{R}: Lightning Mare gets +1/+0 until end of turn.

Lorehold Campus enters the battlefield tapped.

{T}: Add {R} or {W}.

{4}, {T}: Scry 1.

Creatures you control are every creature type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield.

{3}, {T}: Create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.)

Meteor Blast deals 4 damage to each of X targets.

When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.

Meteor Shower deals X plus 1 damage divided as you choose among any number of targets.

Meteor Swarm deals 8 damage divided as you choose among X target creatures and/or planeswalkers.

Equipped creature gets +4/+0 and has trample.

Equip {4}

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.)

When Meteorite enters the battlefield, it deals 2 damage to any target.

{T}: Add one mana of any color.

{T}, Sacrifice Mishra's Bauble: Look at the top card of target player's library. Draw a card at the beginning of the next turn's upkeep.

Whenever an opponent casts their second spell each turn, you create a Treasure token.

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

{T}: Add {R}.

{T}: Add {W}.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {R} or {W}.)

Whenever Port Razer deals combat damage to a player, untap each creature you control. After this phase, there is an additional combat phase.

Port Razer can't attack a player it has already attacked this turn.

Each creature you control assigns combat damage equal to its toughness rather than its power.

Whenever Rasaad yn Bashir attacks, if you have the initiative, double the toughness of each creature you control until end of turn.

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

{T}: Add {C}.

{R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.

Rustvale Bridge enters the battlefield tapped.

Indestructible

{T}: Add {R} or {W}.

Horses you control have haste. (They can attack and {T} as soon as they come under your control.)

Whenever Shadowfax, Lord of Horses attacks, you may put a creature card with lesser power from your hand onto the battlefield tapped and attacking.

Shield Mare can't be blocked by red creatures.

When Shield Mare enters the battlefield or becomes the target of a spell or ability an opponent controls, you gain 3 life.

{T}: Add {C}.

{R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.

{T}: Add {C}{C}.

Suspend 3--{1} (Rather than cast this card from your hand, pay {1} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost.)

{T}: Add {C}{C}.

When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

When Solemn Simulacrum dies, you may draw a card.

Flash

Enchant creature

Enchanted creature gets +1/+1.

As long as enchanted creature has vigilance, it assigns combat damage equal to its toughness rather than its power.

Spectator Seating enters the battlefield tapped unless you have two or more opponents.

{T}: Add {R} or {W}.

Sundown Pass enters the battlefield tapped unless you control two or more other lands.

{T}: Add {R} or {W}.

{T}: Add {C}.

{2}{R}{W}, {T}: Target creature gains double strike until end of turn.

Haste (This creature can attack and {T} as soon as it comes under your control.)

When Thundermare enters the battlefield, tap all other creatures.

Sacrifice a land: Trenching Steed gets +0/+3 until end of turn.

Workhorse enters the battlefield with four +1/+1 counters on it.

Remove a +1/+1 counter from Workhorse: Add {C}.