Scavenger Regent // Exude Toxin

anything leaves the battlefield — 1 card in the game can cause this (Scavenger Regent is one).

1. Shaun, Father of Synths — When Shaun, Father of Synths leaves the battlefield thanks to Scavenger Regent // Exude Toxin, it exiles a Synth you control
2. Electro, Assaulting Battery — When Electro, Assaulting Battery leaves the battlefield thanks to Scavenger Regent // Exude Toxin, it triggers
3. Chainer, Dementia Master — When Chainer, Dementia Master leaves the battlefield thanks to Scavenger Regent // Exude Toxin, it exiles a Nightmare

a Dragon attacks — 474 cards in the game can cause this (Scavenger Regent is one).

When Scavenger Regent // Exude Toxin attacks:

1. Silumgar, the Drifting Death — shrinks a creature by -1/-1
2. Utvara Hellkite — makes a token
3. The Ur-Dragon — draws you that many cards
4. Atarka, World Render — grants double strike
5. Kolaghan, the Storm's Fury — gives +1/+0
6. Invasion of Tarkir // Defiant Thundermaw — deals 2 damage
7. Ojutai, Soul of Winter — taps a creature, artifact, enchantment, planeswalker or battle an opponent controls
8. Dromoka, the Eternal — puts a counter on a permanent

a Dragon deals combat damage — 474 cards in the game can cause this (Scavenger Regent is one).

When Scavenger Regent // Exude Toxin deals combat damage:

1. Parapet Thrasher — triggers
2. Broodcaller Scourge — puts a permanent onto the battlefield
3. Zurgo and Ojutai — triggers

a nontoken Dragon enters the battlefield — 484 cards in the game can cause this (Scavenger Regent is one).

When Scavenger Regent // Exude Toxin enters:

1. Lathliss, Dragon Queen — makes a token
2. Miirym, Sentinel Wyrm — makes a token

a Dragon it applies enters with counters to — 488 cards in the game can cause this.

1. Dragonstorm Globe — Dragonstorm Globe gives Scavenger Regent // Exude Toxin counters as it enters

487 other cards cause it too. These are the ones with the most connections.

a Dragon enters the battlefield — 524 cards in the game can cause this (Scavenger Regent is one).

When Scavenger Regent // Exude Toxin enters:

1. Dragon Tempest — deals damage
2. Bloomvine Regent // Claim Territory — gains you 3 life
3. Sarkhan, Dragon Ascendant — puts a +1/+1 counter on itself
4. Ganax, Astral Hunter — makes a token
5. Scourge of Valkas — deals damage
6. Bladewing's Thrall — returns itself from the graveyard
7. Sarkhan, Soul Aflame — copies a permanent
8. Teeming Dragonstorm — triggers
9. Corroding Dragonstorm — triggers
10. Roiling Dragonstorm — triggers

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

a creature in a graveyard — 2,769 cards in the game can cause this (Scavenger Regent is one).

Scavenger Regent // Exude Toxin puts cards into the graveyard that:

1. Havengul Lich — can bring back
2. Liliana the Repentant — can bring back
3. Paleoloth — can bring back
4. Chainer, Nightmare Adept — can bring back
5. Banon, the Returners' Leader — can bring back
6. Surgical Suite // Hospital Room — can bring back
7. Sword of Light and Shadow — can bring back
8. Necromantic Thirst — can bring back
9. Krile Baldesion — can bring back
10. Extus, Oriq Overlord // Awaken the Blood Avatar — can bring back

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

a nontoken creature dies — 2,769 cards in the game can cause this (Scavenger Regent is one).

When a creature dies thanks to Scavenger Regent // Exude Toxin:

1. Zahur, Glory's Past — makes a token
2. Vraska, the Silencer — brings a card back
3. Liesa, Forgotten Archangel — brings a card back
4. Avacyn, Angel of Horror — brings a card back
5. Yedora, Grave Gardener — brings a card back
6. Nim Deathmantle — brings a card back
7. Valkyrie's Call — brings a card back
8. Decaying Soil — brings a card back
9. High-Society Hunter — draws you 1 card
10. Overseer of the Damned — makes a token

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

a creature dies — 2,830 cards in the game can cause this (Scavenger Regent is one).

1. Pious Evangel // Wayward Disciple — When a creature dies thanks to Scavenger Regent // Exude Toxin, Pious Evangel // Wayward Disciple makes each opponent lose 1 life
2. Daxos, Blessed by the Sun — When a creature dies thanks to Scavenger Regent // Exude Toxin, Daxos, Blessed by the Sun gains you 1 life
3. Elas il-Kor, Sadistic Pilgrim — When a creature dies thanks to Scavenger Regent // Exude Toxin, Elas il-Kor, Sadistic Pilgrim makes each opponent lose 1 life
4. Shriveling Rot — When a creature dies thanks to Scavenger Regent // Exude Toxin, Shriveling Rot makes a player lose life equal to its toughness
5. Boss's Chauffeur — When Boss's Chauffeur dies thanks to Scavenger Regent // Exude Toxin, it makes a token
6. Clavileño, First of the Blessed — When Clavileño, First of the Blessed dies thanks to Scavenger Regent // Exude Toxin, it draws you 1 card
7. Quirion Beastcaller — When Quirion Beastcaller dies thanks to Scavenger Regent // Exude Toxin, it puts +1/+1 counters on itself
8. Rivaz of the Claw — When Rivaz of the Claw dies thanks to Scavenger Regent // Exude Toxin, it exiles itself
9. Dinosaur Egg — When Dinosaur Egg dies thanks to Scavenger Regent // Exude Toxin, it triggers

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

a creature leaves the battlefield — 4,238 cards in the game can cause this (Scavenger Regent is one).

1. Ninja Teen — When a creature leaves the battlefield thanks to Scavenger Regent // Exude Toxin, Ninja Teen makes each opponent lose 1 life

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

a permanent is put into a graveyard from the battlefield — 5,057 cards in the game can cause this (Scavenger Regent is one).

1. Gerrard, Weatherlight Hero — When Gerrard, Weatherlight Hero dies thanks to Scavenger Regent // Exude Toxin, it exiles itself

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

a card in a graveyard — 7,589 cards in the game can cause this (Scavenger Regent is one).

1. Havi, the All-Father — Scavenger Regent // Exude Toxin fills your graveyard toward the 4 or more cards Havi, the All-Father needs

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

a creature attacks — 17,934 cards in the game can cause this (Scavenger Regent is one).

1. Chorale of the Void — When Scavenger Regent // Exude Toxin attacks, Chorale of the Void brings a card back

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

anything attacks — 17,934 cards in the game can cause this (Scavenger Regent is one).

1. Grim Javelineer — When Scavenger Regent // Exude Toxin attacks, Grim Javelineer gives +1/+0

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