Chromium, the Mutable

hits creature — 1,198 cards in Chromium's colors can cause this (Chromium is one).

1. Jalira, Master Polymorphist — Jalira, Master Polymorphist can put Chromium, the Mutable onto the battlefield from your library
2. Polymorph — Polymorph can put Chromium, the Mutable onto the battlefield from your library
3. Proteus Staff — Proteus Staff can put Chromium, the Mutable onto the battlefield from your library
4. Synthetic Destiny — Synthetic Destiny can put Chromium, the Mutable onto the battlefield from your library
5. Mass Polymorph — Mass Polymorph can put Chromium, the Mutable onto the battlefield from your library

5 other cards care about it too. These are the ones with the most connections.

a Dragon attacks — 145 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable attacks:

1. Silumgar, the Drifting Death — shrinks a creature by -1/-1
2. Ojutai, Soul of Winter — taps a creature, artifact, enchantment, planeswalker or battle an opponent controls

a Dragon enters the battlefield — 153 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable enters:

1. Bladewing's Thrall — returns itself from the graveyard
2. Dragon's Hoard — puts a gold counter on itself
3. Teeming Dragonstorm — triggers
4. Corroding Dragonstorm — triggers
5. Roiling Dragonstorm — triggers

a card is discarded — 1,278 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable makes a player discard a card:

1. Containment Construct — brings a card back
2. Moonstone, Harsh Mistress — brings a card back
3. Lazotep Chancellor — puts 2 counters on a Zombie or Army
4. Scrounging Skyray — puts that many +1/+1 counters on itself
5. Archfiend of Ifnir — puts a counter on a creature
6. Tinybones, Pocket Nuisance — deals 1 damage
7. Curator of Mysteries — scries
8. Currency Converter — exiles it
9. Hostile Investigator — triggers
10. Toluz, Clever Conductor — exiles it

35 other cards care about it too. These are the ones with the most connections.

a card in a graveyard — 4,724 cards in Chromium's colors can cause this (Chromium is one).

Chromium, the Mutable:

1. Gale, Waterdeep Prodigy — puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
2. Transplant Theorist — puts cards into the graveyard that Transplant Theorist can bring back
3. Heart-Shaped Herb — puts cards into the graveyard that Heart-Shaped Herb can bring back
4. Wayward Angel — fills your graveyard toward the 7 or more cards Wayward Angel needs
5. Rescue from the Underworld — puts cards into the graveyard that Rescue from the Underworld can bring back
6. Victimize — puts cards into the graveyard that Victimize can bring back
7. Enlightened Confidant — puts cards into the graveyard that Enlightened Confidant can bring back
8. Tergrid, God of Fright // Tergrid's Lantern — puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
9. Sivriss, Nightmare Speaker — puts cards into the graveyard that Sivriss, Nightmare Speaker can bring back
10. Emet-Selch, Unsundered // Hades, Sorcerer of Eld — puts cards into the graveyard that Emet-Selch, Unsundered // Hades, Sorcerer of Eld can bring back

263 other cards care about it too. These are the ones with the most connections.

anything goes to a graveyard — 4,724 cards in Chromium's colors can cause this (Chromium is one).

When a card hits the graveyard thanks to Chromium, the Mutable:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

5 other cards care about it too. These are the ones with the most connections.

anything attacks — 9,697 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable attacks:

1. Temmet, Naktamun's Will — draws you 1 card
2. Grim Javelineer — gives +1/+0
3. ED-E, Lonesome Eyebot — puts a quest counter on itself
4. Surgical Suite // Hospital Room — puts a counter on a creature
5. Fire Navy Trebuchet — makes a token
6. Madame Web, Clairvoyant — mills a card
7. Apothecary White — makes a token
8. Clavileño, First of the Blessed — turns something into a creature
9. Guide of Souls — triggers
10. Gossip's Talent — triggers

51 other cards care about it too. These are the ones with the most connections.

a creature attacks — 9,697 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
4. Chorale of the Void — brings a card back
5. Teo, Spirited Glider — draws you 1 card
6. Saw — sacrifices a creature
7. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
8. Ultima Weapon — kills a creature an opponent controls

111 other cards care about it too. These are the ones with the most connections.

a creature blocks — 9,697 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Dead-Iron Sledge — kills a creature
3. Dwindle — kills a creature

13 other cards care about it too. These are the ones with the most connections.

a creature enters the battlefield — 10,850 cards in Chromium's colors can cause this (Chromium is one).

When Chromium, the Mutable enters:

1. Ray Fillet, Wave Warrior — puts a counter on itself
2. Aetherstorm Roc — puts a counter on a permanent you control

173 other cards care about it too. These are the ones with the most connections.

anything enters the battlefield — 15,308 cards in Chromium's colors can cause this (Chromium is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Chromium, the Mutable enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

25 other cards care about it too. These are the ones with the most connections.