Fortitude

a Forest in a graveyard — 25 cards in the game can cause this (Fortitude is one).

1. Titania, Nature's Force — Fortitude puts cards into the graveyard that Titania, Nature's Force can bring back

a Forest is put into a graveyard from the battlefield — 25 cards in the game can cause this (Fortitude is one).

1. Genju of the Cedars — When you sacrifice a Forest to Fortitude, Genju of the Cedars returns itself from the graveyard

a land is sacrificed — 438 cards in the game can cause this (Fortitude is one).

When you sacrifice a Forest to Fortitude:

1. Baloth Prime — makes a token
2. Scouring Swarm — makes a token
3. Hearthhull, the Worldseed — makes each opponent lose 2 life

a land in a graveyard — 634 cards in the game can cause this (Fortitude is one).

Fortitude puts cards into the graveyard that:

1. Slogurk, the Overslime — can bring back
2. Zask, Skittering Swarmlord — can bring back
3. Glacierwood Siege — can bring back
4. Turntimber Sower — can bring back
5. Serra Paragon — can bring back
6. Muldrotha, the Gravetide — can bring back
7. Deadbridge Chant — can bring back
8. Invasion of Tolvada // The Broken Sky — can bring back
9. Pull Through the Weft — can bring back
10. Conduit of Worlds — can bring back

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

a land is put into a graveyard from the battlefield — 636 cards in the game can cause this (Fortitude is one).

When you sacrifice a Forest to Fortitude:

1. Vastwood Zendikon — brings a card back
2. Nissa's Zendikon — brings a card back
3. Corrupted Zendikon — brings a card back
4. Guardian Zendikon — brings a card back
5. Crusher Zendikon — brings a card back
6. Wind Zendikon — brings a card back
7. Akki Raider — gets +1/+0
8. Dingus Egg — deals 2 damage
9. Genju of the Realm — returns itself from the graveyard

1 other card cares about it too. These are the ones with the most connections.

a land goes to a graveyard — 683 cards in the game can cause this (Fortitude is one).

When a Forest hits the graveyard thanks to Fortitude:

1. The Gitrog Monster — draws you 1 card
2. Skola Grovedancer — gains you 1 life
3. Sand Scout — makes a token
4. Crawling Sensation — makes a token
5. Countryside Crusher — puts a +1/+1 counter on itself

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

an Aura enters the battlefield — 1,257 cards in the game can cause this (Fortitude is one).

When Fortitude enters:

1. Tanglespan Lookout — draws you 1 card
2. Chishiro, the Shattered Blade — makes a token

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 (Fortitude is one).

When Fortitude leaves a graveyard:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Hologram Stalker — makes a token
4. Tormod, the Desecrator — makes a token
5. Quintorius, Field Historian — makes a token
6. Garrison Excavator — makes a token
7. Amzu, Swarm's Hunger — makes a token
8. Quintorius, History Chaser — 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.

anything is sacrificed — 3,450 cards in the game can cause this (Fortitude is one).

1. Gorbag of Minas Morgul — When you sacrifice a Forest to Fortitude, Gorbag of Minas Morgul triggers

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

an enchantment is cast — 3,673 cards in the game can cause this (Fortitude is one).

When Fortitude is cast:

1. Death to Our Enemies — makes a token
2. Hallowed Haunting — makes a token
3. Daxos the Returned — puts a counter on a permanent
4. Tatsunari, Toad Rider — makes a token
5. Sythis, Harvest's Hand — gains you 1 life
6. Sigil of the Empty Throne — makes a token
7. Dawnhart Geist — gains you 2 life
8. Herald of the Pantheon — gains you 1 life
9. Kami of Transience — puts a +1/+1 counter on itself
10. Argothian Enchantress — draws you 1 card

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

a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Fortitude is one).

1. Historian's Boon — When Fortitude enters, Historian's Boon makes a token

an enchantment enters the battlefield — 3,743 cards in the game can cause this (Fortitude is one).

When Fortitude enters:

1. Calix, Guided by Fate — puts a counter on a creature
2. Elvish Archivist — draws you 1 card
3. Victor, Valgavoth's Seneschal — surveils
4. Strength from the Fallen — gives +X/+X, where X is the number of creature cards in your graveyard
5. Killian, Decisive Mentor — taps a creature

70 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 (Fortitude is one).

Fortitude fills your graveyard toward the:

1. Locked in the Cemetery — 5 or more cards Locked in the Cemetery needs
2. Sidequest: Card Collection // Magicked Card — 8 or more cards Sidequest: Card Collection // Magicked Card needs

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