Flash Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from Baton of Courage: Target creature gets +1/+1 until end of turn.

Whenever another nontoken artifact enters the battlefield under your control, you may pay {2}. If you do, create a token that's a copy of that artifact.

Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Trample Whenever another artifact enters the battlefield, put a +1/+1 counter on Arcbound Crusher. Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, you may move a +1/+1 counter from target creature onto Arcbound Fiend. Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Haste Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

First strike Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Lifelink Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

At the beginning of your upkeep, put a +1/+1 counter on each creature with modular you control. Modular 6 (This creature enters the battlefield with six +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

First strike When Arcbound Shikari enters the battlefield, put a +1/+1 counter on each other artifact creature you control. Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.) Riot (This creature enters the battlefield with your choice of an additional +1/+1 counter or haste.)

Whenever Arcbound Slith deals combat damage to a player, put a +1/+1 counter on it. Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Flying Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Menace Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.) Whenever you cast a spell other than your first spell each turn, put a +1/+1 counter on Arcbound Tracker.

Flying {R}: Arcbound Whelp gets +1/+0 until end of turn. Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular—Sunburst (This creature enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) Remove a +1/+1 counter from Lunar Avenger: Lunar Avenger gains your choice of flying, first strike, or haste until end of turn.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) Remove two +1/+1 counters from Sawtooth Thresher: Sawtooth Thresher gets +4/+4 until end of turn.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) Flying

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) {T}: Double the number of +1/+1 counters on Solarion.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) Remove two +1/+1 counters from Spinal Parasite: Remove a counter from target permanent.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) {1}, Remove four +1/+1 counters from Etched Oracle: Target player draws three cards.

Enchant non-Wall creature Enchanted creature has first strike and trample. At the beginning of the end step of enchanted creature's controller, destroy that creature if it didn't attack this turn.

Abandoned Outpost enters the battlefield tapped. {T}: Add {W}. {T}, Sacrifice Abandoned Outpost: Add one mana of any color.

As Ancient Amphitheater enters the battlefield, you may reveal a Giant card from your hand. If you don't, Ancient Amphitheater enters the battlefield tapped. {T}: Add {R} or {W}.

{T}: Add {W}.

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}.

Boros Guildgate enters the battlefield tapped. {T}: Add {R} or {W}.

Clifftop Retreat enters the battlefield tapped unless you control a Mountain or a Plains. {T}: Add {R} or {W}.

{T}: Add one mana of any color in your commander's color identity.

Indestructible {T}: Add {C}.

({T}: Add {R} or {W}.) Elegant Parlor enters the battlefield tapped. When Elegant Parlor enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

As Furycalm Snarl enters the battlefield, you may reveal a Mountain or Plains card from your hand. If you don't, Furycalm Snarl enters the battlefield tapped. {T}: Add {R} or {W}.

{T}: Add {R}.

Hall enters the battlefield tapped. {T}: Add {R} or {W}. {4}, {T}: Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")

Lorehold Campus enters the battlefield tapped. {T}: Add {R} or {W}. {4}, {T}: Scry 1.

({T}: Add {R}.)

Needle Spires enters the battlefield tapped. {T}: Add {R} or {W}. {2}{R}{W}: Needle Spires becomes a 2/1 red and white Elemental creature with double strike until end of turn. It's still a land.

{T}: Add {C}. {1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.

({T}: Add {W}.)

Power Depot enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts. Modular 1

Ravaged Highlands enters the battlefield tapped. {T}: Add {R}. {T}, Sacrifice Ravaged Highlands: Add one mana of any color.

Restless Bivouac enters the battlefield tapped. {T}: Add {R} or {W}. {1}{R}{W}: Restless Bivouac becomes a 2/2 red and white Ox creature until end of turn. It's still a land. Whenever Restless Bivouac attacks, put a +1/+1 counter on target creature you control.

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

({T}: Add {R} or {W}.) Sacred Peaks enters the battlefield tapped.

Stone Quarry enters the battlefield tapped. {T}: Add {R} or {W}.

Temple of Triumph enters the battlefield tapped. When Temple of Triumph enters the battlefield, scry 1. {T}: Add {R} or {W}.

Thriving Bluff enters the battlefield tapped. As Thriving Bluff enters the battlefield, choose a color other than red. {T}: Add {R} or one mana of the chosen color.

Thriving Heath enters the battlefield tapped. As Thriving Heath enters the battlefield, choose a color other than white. {T}: Add {W} or one mana of the chosen color.

When Contagion Clasp enters the battlefield, put a -1/-1 counter on target creature. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls. {4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

When Filigree Vector enters the battlefield, put a +1/+1 counter on each of any number of target creatures and a charge counter on each of any number of target artifacts. {1}, {T}, Sacrifice another artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}, Pay 1 life: Destroy target permanent you own. {T}, Pay 2 life: Add one mana of any color. {T}, Pay 3 life: Proliferate. {T}, Pay 4 life: Draw a card. {5}: Untap Staff of Compleation.

{T}, Sacrifice an artifact: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Choose one — • Put a +1/+1 counter on each of up to two target creatures. • Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Entwine {3}{W} (Choose both if you pay the entwine cost.)

{T}: Add one mana of any color.

{T}: Add one mana of any color in your commander's color identity.

{T}: Add {R} or {W}. {R}{W}, {T}, Sacrifice Boros Cluestone: Draw a card.

{T}: Add {R} or {W}. {R}{W}: Boros Keyrune becomes a 1/1 red and white Soldier artifact creature with double strike until end of turn. (It deals both first-strike and regular combat damage.)

{T}: Add {R} or {W}. {R/W}{R/W}{R/W}{R/W}, {T}, Sacrifice Boros Locket: Draw two cards.

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

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

Glistening Sphere enters the battlefield tapped. When Glistening Sphere enters the battlefield, proliferate. {T}: Add one mana of any color. Corrupted — {T}: Add three mana of any one color. Activate only if an opponent has three or more poison counters.

{T}: Add {W}.

{T}: Add {R}.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) Remove a charge counter from Pentad Prism: Add one mana of any color.

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

Remove a +1/+1 counter from Arcbound Reclaimer: Put target artifact card from your graveyard on top of your library. Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

{T}, Remove X +1/+1 counters from Arcbound Javelineer: It deals X damage to target attacking or blocking creature. Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {2}, Sacrifice Heliophial: It deals damage equal to the number of charge counters on it to any target.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.) {T}, Remove X charge counters from Infused Arrows: Target creature gets -X/-X until end of turn.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Destroy all nonartifact creatures.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) {4}, {T}, Remove a +1/+1 counter from Suncrusher: Destroy target creature. {2}, Remove a +1/+1 counter from Suncrusher: Return Suncrusher to its owner's hand.