At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

{T}: Add {C}. {2}, {T}: Return target commander you own from the battlefield to your hand. Activate only during your turn.

{T}: Add {C}.

Each player sacrifices all permanents they control that are one or more colors.

Each player chooses a color. Then exile each permanent unless it's colorless or it's only the color its controller chose.

Colorless creatures you control get +2/+2. Whenever you tap a permanent for {C}, add an additional {C}. Whenever you cast a colorless spell, you gain 2 life.

Equipped creature gets +3/+3 and has protection from each color that's not in your commander's color identity. Equip commander {3} Equip {5}

Protector — Other artifact creatures you control have hexproof.

Target creature you control gains protection from each color until end of turn. Overload {4}{C} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Choose one — • Counter target multicolored spell. • Destroy target multicolored permanent.

Trample {5}: Permanents you control gain indestructible until end of turn. {5}, Exile this card from your graveyard: Permanents you control gain indestructible until end of turn.

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control. It can attack and {T} no matter when it came under your control.) Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Vigilance {1}, {T}: Copy target activated or triggered ability you control from a colorless source. You may choose new targets for the copy. (Mana abilities can't be targeted.)

Artifact spells you cast cost {1} less to cast.

{T}: Add {C}. ({C} represents colorless mana.)

{T}: Add {C}.

{T}: Add {C}. {1}, {T}, Sacrifice this artifact: Draw a card.

Flying {T}: Add one mana of any color.

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

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {C}.

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

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. When this creature dies, you may draw a card.

Defender {2}: This creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Sacrifice an artifact: Put a +1/+1 counter on this creature. Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

{1}: Until end of turn, this creature gets -1/-1 and gains your choice of flying, vigilance, deathtouch, or haste.

{T}: Add {C}. Spend this mana only to activate an ability or cast an artifact spell.

Echo {4} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) Sacrifice an artifact: Put a +1/+1 counter on target creature.

This creature doesn't untap during your untap step. {2}, {Q}: Put a +1/+1 counter on this creature. ({Q} is the untap symbol.)

{2}, Discard a card: Put a +1/+1 counter on this creature or this creature gains flying, first strike, or trample. (This effect lasts indefinitely.)

Indestructible Whenever this creature attacks, blocks, or becomes the target of a spell, it deals damage equal to its power to each opponent. {5}: Monstrosity 5. (If this creature isn't monstrous, put five +1/+1 counters on it and it becomes monstrous.)

{0}: This creature gets -1/-1 and gains flying until end of turn.

{2}: This creature gains trample until end of turn.

{2}: Regenerate target artifact creature.

Trample This creature can't block. When this creature attacks, sacrifice it at end of combat. Tap an untapped creature you control: This creature gets +X/+0 until end of turn, where X is the power of the creature tapped this way.

{4}: This creature gets +2/+0 and gains flying until end of turn.

Trample Tap an untapped artifact you control: This creature gets +1/+1 until end of turn.

{2}: This creature gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.) {2}: This creature gains first strike until end of turn. (It deals combat damage before creatures without first strike.)

Defender (This creature can't attack.) Exile a creature card from your graveyard: Put X +0/+1 counters on this creature, where X is the exiled card's mana value.

When Phyrexian Devourer's power is 7 or greater, sacrifice it. Exile the top card of your library: Put X +1/+1 counters on Phyrexian Devourer, where X is the exiled card's mana value.

As an additional cost to cast this spell, discard a card. Protection from planeswalkers {1}: This creature deals 1 damage to target planeswalker. {3}: This creature gains indestructible until end of turn.

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

Whenever a source an opponent controls deals damage to you, if this artifact is untapped, you may draw a card.

Whenever an opponent draws a card, you may pay {1}. If you do, draw a card.

This Vehicle enters with three charge counters on it. {2}, {T}, Remove a charge counter from this Vehicle: Draw a card. Then if there are no charge counters on this Vehicle, create a Treasure token and a 1/1 colorless Pilot creature token with "This token crews Vehicles as though its power were 2 greater." Crew 3

Players can't activate planeswalkers' loyalty abilities. At the beginning of your draw step, draw an additional card. Spells you cast cost {1} less to cast. Creatures you control get +1/+1.

{T}: Attach target Equipment you control to target creature you control.

Equipped creature has ward {2}, is an Assassin in addition to its other types, and can't be blocked. Equip legendary creature {1} Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

This spell costs {X} less to cast, where X is the total mana value of historic permanents you control. (Artifacts, legendaries, and Sagas are historic.) Equipped creature gets +10/+0 and has vigilance. Equip legendary creature {2}

Whenever Hammer of Nazahn or another Equipment you control enters, you may attach that Equipment to target creature you control. Equipped creature gets +2/+0 and has indestructible. Equip {4}

Equipped creature gets +1/+1 and has trample and lifelink. {1}: Permanents your opponents control lose hexproof and indestructible until end of turn. Equip {2}

Equipped creature gets +1/+1 and has vigilance and reach. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +1/+1 and has haste. At the beginning of each combat, untap equipped creature. Equipped creature has first strike as long as it's blocking or blocked by a Goblin or Orc. Equip {2}

Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {2}

Juggernauts you control attack each combat if able. Juggernauts you control can't be blocked by Walls. Other creatures you control have base power and toughness 5/3 and are Juggernauts in addition to their other creature types.