Thought Scour

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

1. Lo and Li, Royal Advisors — When Thought Scour makes a player mill a card, Lo and Li, Royal Advisors puts a counter on an Advisor

a card is drawn — 3,815 cards in the game can cause this (Thought Scour is one).

When Thought Scour makes a player draw a card:

1. Temmet, Naktamun's Will — gives +1/+1
2. Niv-Mizzet, Parun — deals 1 damage
3. Aether Syphon — mills a card
4. The Locust God — makes a token
5. Starving Revenant — makes each opponent lose 1 life
6. Diviner's Wand — gets +1/+1
7. Ominous Seas — puts a foreshadow counter on itself
8. Dream Trawler — gets +1/+0
9. Iron Man, Armored Avenger — puts a counter on a creature
10. The Astonishing Ant-Man — puts a +1/+1 counter on itself

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

an instant is cast — 3,931 cards in the game can cause this (Thought Scour is one).

When Thought Scour is cast:

1. Lunar Mystic — draws you 1 card
2. Ojer Pakpatiq, Deepest Epoch // Temple of Cyclical Time — grants rebound
3. Repeated Reverberation — copies an ability
4. Riku of Two Reflections — copies a spell
5. Sword of Wealth and Power — copies a spell
6. Lilah, Undefeated Slickshot — gets +1/+1
7. Gale, Waterdeep Prodigy — brings a card back
8. Harness the Storm — brings a card back
9. In the Eye of Chaos — counters a spell
10. Niblis of Frost — taps a creature an opponent controls

427 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 (Thought Scour is one).

1. Samwise Gamgee — Thought Scour puts cards into the graveyard that Samwise Gamgee can bring back
2. Fire Nation Salvagers — Thought Scour puts cards into the graveyard that Fire Nation Salvagers can bring back
3. Bloodbond March — Thought Scour puts cards into the graveyard that Bloodbond March can bring back
4. Transplant Theorist — Thought Scour puts cards into the graveyard that Transplant Theorist can bring back
5. Heart-Shaped Herb — Thought Scour puts cards into the graveyard that Heart-Shaped Herb can bring back
6. Wayward Angel — Thought Scour fills your graveyard toward the 7 or more cards Wayward Angel needs
7. Rescue from the Underworld — Thought Scour puts cards into the graveyard that Rescue from the Underworld can bring back
8. Victimize — Thought Scour puts cards into the graveyard that Victimize can bring back
9. Bound // Determined — Thought Scour puts cards into the graveyard that Bound // Determined can bring back
10. Enlightened Confidant — Thought Scour puts cards into the graveyard that Enlightened Confidant can bring back

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 (Thought Scour is one).

When a card hits the graveyard thanks to Thought Scour:

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. Quest for Ancient Secrets — puts a quest counter on itself
5. Bloodchief Ascension — makes each opponent lose 2 life
6. Compost — draws you 1 card
7. Planar Void — hits a graveyard
8. Measure of Wickedness — gives an opponent control of itself
9. Energy Field — sacrifices itself

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

anything is cast — 31,128 cards in the game can cause this (Thought Scour is one).

When Thought Scour is cast:

1. Windrider Wizard — draws you 1 card
2. Relic Amulet — puts a charge counter on itself
3. Rockslide Sorcerer — deals 1 damage
4. Umara Wizard // Umara Skyfalls — grants flying
5. Alania, Divergent Storm — makes an opponent draw 1 card
6. Umara Mystic — gets +2/+0
7. Master of Winds — triggers

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