Orcus, Prince of Undeath

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

1. Shaun, Father of Synths — When Shaun, Father of Synths leaves the battlefield thanks to Orcus, Prince of Undeath, it exiles a Synth you control
2. Chainer, Dementia Master — When Chainer, Dementia Master leaves the battlefield thanks to Orcus, Prince of Undeath, it exiles a Nightmare

a Demon enters the battlefield — 284 cards in the game can cause this (Orcus is one).

When Orcus, Prince of Undeath enters:

1. Blood Speaker — returns itself from the graveyard
2. Be'lakor, the Dark Master — deals its power damage

you face a dilemma — 739 cards in the game can cause this (Orcus is one).

When Orcus, Prince of Undeath poses a dilemma:

1. Seven of Nine — draws you 1 card
2. Elim Garak, Simple Tailor — makes each opponent lose 2 life
3. Obsidian Order Operative — makes each opponent lose 1 life

a creature leaves a graveyard — 1,302 cards in the game can cause this (Orcus is one).

When Orcus, Prince of Undeath leaves a graveyard:

1. Grim Reaper's Scythe — makes a token
2. Syr Konrad, the Grim — deals 1 damage
3. Cyan, Vengeful Samurai — puts a +1/+1 counter on itself
4. Along the Crooked Way — puts a counter on a Goblin or Army
5. Skeleton Crew — makes a token
6. Desecrated Tomb — makes a token
7. Chalk Outline — makes a token
8. Insidious Roots — makes a token
9. Undead Hand Ninja — makes each opponent lose 1 life
10. Rot Farm Mortipede — gets +1/+0

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

anything leaves a graveyard — 2,503 cards in the game can cause this (Orcus is one).

When Orcus, Prince of Undeath leaves a graveyard:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Teval, the Balanced Scale — makes a token
4. Hologram Stalker — makes a token
5. Tormod, the Desecrator — makes a token
6. Quintorius, Field Historian — makes a token
7. Garrison Excavator — makes a token
8. Amzu, Swarm's Hunger — makes a token
9. Kirol, History Buff // Pack a Punch — becomes prepared
10. Teval's Judgment — triggers

13 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.

1. Havengul Lich — Orcus, Prince of Undeath puts cards into the graveyard that Havengul Lich can bring back
2. Liliana the Repentant — Orcus, Prince of Undeath puts cards into the graveyard that Liliana the Repentant can bring back
3. Paleoloth — Orcus, Prince of Undeath puts cards into the graveyard that Paleoloth can bring back
4. Chainer, Nightmare Adept — Orcus, Prince of Undeath puts cards into the graveyard that Chainer, Nightmare Adept can bring back
5. Banon, the Returners' Leader — Orcus, Prince of Undeath puts cards into the graveyard that Banon, the Returners' Leader can bring back
6. Surgical Suite // Hospital Room — Orcus, Prince of Undeath puts cards into the graveyard that Surgical Suite // Hospital Room can bring back
7. Sword of Light and Shadow — Orcus, Prince of Undeath puts cards into the graveyard that Sword of Light and Shadow can bring back
8. Necromantic Thirst — Orcus, Prince of Undeath puts cards into the graveyard that Necromantic Thirst can bring back
9. Krile Baldesion — Orcus, Prince of Undeath puts cards into the graveyard that Krile Baldesion can bring back
10. Extus, Oriq Overlord // Awaken the Blood Avatar — Orcus, Prince of Undeath puts cards into the graveyard that Extus, Oriq Overlord // Awaken the Blood Avatar can bring back
11. Rankle and Torbran — Rankle and Torbran puts cards into the graveyard that Orcus, Prince of Undeath can bring back
12. War Elemental — When War Elemental is in the graveyard, Orcus, Prince of Undeath can bring it back
13. Shriveling Rot — Shriveling Rot puts cards into the graveyard that Orcus, Prince of Undeath can bring back
14. Ayara, First of Locthwain — Ayara, First of Locthwain puts cards into the graveyard that Orcus, Prince of Undeath can bring back
15. Mogg Bombers — When Mogg Bombers is in the graveyard, Orcus, Prince of Undeath can bring it back
16. Flame-Kin War Scout — When Flame-Kin War Scout is in the graveyard, Orcus, Prince of Undeath can bring it back
17. Foot Chopper — Foot Chopper puts cards into the graveyard that Orcus, Prince of Undeath can bring back
18. Blasting Station — Blasting Station puts cards into the graveyard that Orcus, Prince of Undeath can bring back
19. Lethal Vapors — Lethal Vapors puts cards into the graveyard that Orcus, Prince of Undeath can bring back
20. Grave Peril — Grave Peril puts cards into the graveyard that Orcus, Prince of Undeath can bring back

1,555 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 (Orcus is one).

When a creature dies thanks to Orcus, Prince of Undeath:

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 leaves the battlefield — 4,238 cards in the game can cause this (Orcus is one).

1. Ninja Teen — When a creature leaves the battlefield thanks to Orcus, Prince of Undeath, 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 (Orcus is one).

1. Gerrard, Weatherlight Hero — When Gerrard, Weatherlight Hero dies thanks to Orcus, Prince of Undeath, it exiles itself

19 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 (Orcus is one).

1. Havi, the All-Father — Orcus, Prince of Undeath 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 (Orcus is one).

1. Chorale of the Void — When Orcus, Prince of Undeath attacks, Chorale of the Void brings a card back

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Orcus is one).

1. Odunos River Trawler — When Odunos River Trawler enters thanks to Orcus, Prince of Undeath, it brings a card back
2. Technomancer — When Technomancer enters thanks to Orcus, Prince of Undeath, it mills a card
3. Sludge Titan — When Sludge Titan enters thanks to Orcus, Prince of Undeath, it mills a card
4. Moriok Scavenger — When Moriok Scavenger enters thanks to Orcus, Prince of Undeath, it brings a card back
5. Corpse Cur — When Corpse Cur enters thanks to Orcus, Prince of Undeath, it brings a card back

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

anything enters the battlefield — 26,499 cards in the game can cause this.

1. The Master, Transcendent — When The Master, Transcendent enters thanks to Orcus, Prince of Undeath, it puts 2 counters on a permanent
2. Borg Queen, Perfection Manifest — When Borg Queen, Perfection Manifest enters thanks to Orcus, Prince of Undeath, it brings a card back
3. Alharu, Solemn Ritualist — When Alharu, Solemn Ritualist enters thanks to Orcus, Prince of Undeath, it puts a counter on a creature
4. Geth, Thane of Contracts — When Orcus, Prince of Undeath enters thanks to Geth, Thane of Contracts, it triggers
5. Portal to Phyrexia — When Orcus, Prince of Undeath enters thanks to Portal to Phyrexia, it triggers
6. Betrayal of Flesh — When Orcus, Prince of Undeath enters thanks to Betrayal of Flesh, it triggers
7. Live or Die — When Orcus, Prince of Undeath enters thanks to Live or Die, it triggers
8. Finale of Eternity — When Orcus, Prince of Undeath enters thanks to Finale of Eternity, it triggers
9. Vastlands Scavenger // Bind to Life — When Vastlands Scavenger // Bind to Life enters thanks to Orcus, Prince of Undeath, it becomes prepared

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