Reinforcements

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

When a creature leaves a graveyard thanks to Reinforcements:

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 (Reinforcements is one).

When a creature leaves a graveyard thanks to Reinforcements:

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 (Reinforcements is one).

1. Rankle and Torbran — Rankle and Torbran puts cards into the graveyard that Reinforcements can bring back
2. Shriveling Rot — Shriveling Rot puts cards into the graveyard that Reinforcements can bring back
3. Caesar, Legion's Emperor — Caesar, Legion's Emperor puts cards into the graveyard that Reinforcements can bring back
4. Ayara, First of Locthwain — Ayara, First of Locthwain puts cards into the graveyard that Reinforcements can bring back
5. Foot Chopper — Foot Chopper puts cards into the graveyard that Reinforcements can bring back
6. Blasting Station — Blasting Station puts cards into the graveyard that Reinforcements can bring back
7. Tainted Aether — Tainted Aether puts cards into the graveyard that Reinforcements can bring back
8. Lethal Vapors — Lethal Vapors puts cards into the graveyard that Reinforcements can bring back
9. Grave Peril — Grave Peril puts cards into the graveyard that Reinforcements can bring back
10. Spreading Plague — Spreading Plague puts cards into the graveyard that Reinforcements can bring back

2,759 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 (Reinforcements is one).

When Reinforcements 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. Bill Potts — copies an ability
5. Riku of Two Reflections — copies a spell
6. Sword of Wealth and Power — copies a spell
7. Lilah, Undefeated Slickshot — gets +1/+1
8. Gale, Waterdeep Prodigy — 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.

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

When Reinforcements 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.