Startled Awake // Persistent Nightmare

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

1. Electro, Assaulting Battery — When Electro, Assaulting Battery leaves the battlefield thanks to Startled Awake // Persistent Nightmare, it triggers

a card is milled — 772 cards in the game can cause this (Startled Awake is one).

1. Lo and Li, Royal Advisors — When a permanent makes a player mill a card thanks to Startled Awake // Persistent Nightmare, Lo and Li, Royal Advisors puts a counter on an Advisor

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

When Startled Awake // Persistent Nightmare 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. Erebos's Titan — triggers

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 (Startled Awake is one).

When Startled Awake // Persistent Nightmare 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 sorcery is cast — 3,720 cards in the game can cause this (Startled Awake is one).

When Startled Awake // Persistent Nightmare is cast:

1. Spellweaver Volute — copies a spell
2. Lilah, Undefeated Slickshot — gets +1/+1
3. Niblis of Frost — gets +1/+1
4. Primeval Bounty — puts 3 counters on a creature
5. Tetsuko Umezawa, Pursuer — gets +1/+1
6. Thor, God of Thunder — deals that spell's mana value damage
7. Krile Baldesion — brings a card back
8. Summon: Good King Mog XII — makes a token
9. Kykar, Wind's Fury — makes a token
10. Blood Funnel — sacrifices a creature

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

a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Startled Awake is one).

When Startled Awake // Persistent Nightmare leaves the battlefield:

1. Tokka & Rahzar, Unsupervised — puts a +1/+1 counter on itself
2. Splinter, the Mentor — makes a token
3. Rat King, Pale Piper — makes a token
4. Dual Nature — exiles a creature

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

1. Lunarch Veteran // Luminous Phantom — When Startled Awake // Persistent Nightmare leaves the battlefield, Lunarch Veteran // Luminous Phantom gains you 1 life
2. Extractor Demon — When Startled Awake // Persistent Nightmare leaves the battlefield, Extractor Demon mills a card
3. Aang, Airbending Master — When Startled Awake // Persistent Nightmare leaves the battlefield, Aang, Airbending Master puts a counter on a permanent
4. Dour Port-Mage — When Startled Awake // Persistent Nightmare leaves the battlefield, Dour Port-Mage draws you 1 card
5. Vela the Night-Clad — When Startled Awake // Persistent Nightmare leaves the battlefield, Vela the Night-Clad makes each opponent lose 1 life
6. Taeko, the Patient Avalanche — When Startled Awake // Persistent Nightmare leaves the battlefield, Taeko, the Patient Avalanche scries
7. Phantasmal Mount — When Phantasmal Mount leaves the battlefield thanks to Startled Awake // Persistent Nightmare, it triggers
8. Funeral March — When Startled Awake // Persistent Nightmare leaves the battlefield, Funeral March makes a player sacrifice a creature
9. Sally Sparrow — When Startled Awake // Persistent Nightmare leaves the battlefield, Sally Sparrow triggers
10. Aang, at the Crossroads // Aang, Destined Savior — When Startled Awake // Persistent Nightmare leaves the battlefield, Aang, at the Crossroads // Aang, Destined Savior triggers

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 (Startled Awake is one).

1. Fire Nation Salvagers — Startled Awake // Persistent Nightmare puts cards into the graveyard that Fire Nation Salvagers can bring back
2. Bloodbond March — Startled Awake // Persistent Nightmare puts cards into the graveyard that Bloodbond March can bring back
3. Heart-Shaped Herb — Startled Awake // Persistent Nightmare puts cards into the graveyard that Heart-Shaped Herb can bring back
4. Enlightened Confidant — Startled Awake // Persistent Nightmare puts cards into the graveyard that Enlightened Confidant can bring back
5. Tergrid, God of Fright // Tergrid's Lantern — Startled Awake // Persistent Nightmare puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
6. Grazing Kelpie — Startled Awake // Persistent Nightmare puts cards into the graveyard that Grazing Kelpie can bring back
7. Dauthi Voidwalker — Cards Startled Awake // Persistent Nightmare would put into an opponent's graveyard are exiled by Dauthi Voidwalker instead, and it can play from among them
8. Spurnmage Advocate — Startled Awake // Persistent Nightmare puts cards into the graveyard that Spurnmage Advocate can bring back
9. Endurance — Startled Awake // Persistent Nightmare puts cards into the graveyard that Endurance can bring back
10. Merfolk Windrobber — Startled Awake // Persistent Nightmare fills an opponent's graveyard toward the 8 or more cards Merfolk Windrobber needs

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

anything goes to a graveyard — 7,589 cards in the game can cause this (Startled Awake is one).

When a card hits the graveyard thanks to Startled Awake // Persistent Nightmare:

1. The Haunt of Hightower — puts a +1/+1 counter on itself
2. Duskmantle Guildmage — makes each opponent lose 1 life
3. Vulturous Zombie — puts a +1/+1 counter on itself
4. Bloodchief Ascension — makes each opponent lose 2 life

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