Geist of Saint Thalia

a nontoken Spirit enters the battlefield — 154 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

1. Baboon Spirit — When Geist of Saint Thalia enters, Baboon Spirit makes a token

a Spirit enters the battlefield — 175 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia enters:

1. Mausoleum Wanderer — gets +1/+1
2. Nebelgast Herald — taps a creature an opponent controls

an enchantment it makes cheaper to cast — 716 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

Geist of Saint Thalia reduces what:

1. Virtue of Knowledge // Vantress Visions — costs
2. Invasion of Arcavios // Invocation of the Founders — costs

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

an artifact it makes cheaper to cast — 2,628 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

Geist of Saint Thalia reduces what:

1. Extravagant Replication — costs
2. Thopter Spy Network — costs
3. Bident of Thassa — costs
4. Metallurgic Summonings — costs
5. Sidequest: Card Collection // Magicked Card — costs
6. Trail of Evidence — costs
7. Urza's Command — costs
8. Splitting the Powerstone — costs
9. Urza's Saga — costs

2,619 other cards care about it too. These are the ones with the most connections.

a creature attacks — 3,238 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Teo, Spirited Glider — draws you 1 card
4. Shadow Puppeteers — turns something into a creature
5. Screaming Swarm — mills a card
6. Imperious Mindbreaker — mills a card
7. Staff of Titania — makes a token
8. Saw — sacrifices a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Throwing Knife — sacrifices itself

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

anything attacks — 3,238 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia attacks:

1. ED-E, Lonesome Eyebot — puts a quest counter on itself
2. Madame Web, Clairvoyant — mills a card
3. Dawnsire, Sunstar Dreadnought — deals 100 damage
4. Curse of Verbosity — draws you 1 card
5. Gossip's Talent — triggers
6. Alora, Merry Thief — triggers
7. Twins of Discord — triggers
8. Great Gilded Boat — draws and discards
9. Cosmic Cube — triggers
10. Doom's Time Platform — exiles a card from your graveyard

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

a creature blocks — 3,238 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia blocks:

1. Barrow-Blade — strips abilities
2. Dead-Iron Sledge — kills a creature
3. Dwindle — kills a creature

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

a creature is cast — 3,254 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia is cast:

1. Oketra's Monument — makes a token
2. The Clone Saga — copies a spell
3. Customs Depot — draws you 1 card
4. Bontu's Monument — makes each opponent lose 1 life
5. Vanquisher's Banner — draws you 1 card
6. Rhonas's Monument — gives +2/+2
7. Hazoret's Monument — draws and discards
8. Aether Barrier — makes a player sacrifice a permanent
9. Kefnet's Monument — triggers
10. Equilibrium — triggers

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

a nontoken creature enters the battlefield — 3,316 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia enters:

1. Arni, Humble Scribe — untaps itself
2. Minion Reflector — makes a token
3. Overburden — triggers

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

a creature enters the battlefield — 3,581 cards in Geist of Saint Thalia's colors can cause this (Geist of Saint Thalia is one).

When Geist of Saint Thalia enters:

1. Ray Fillet, Wave Warrior — puts a counter on itself
2. Blasting Station — untaps itself
3. Sage of the Falls — draws you 1 card
4. Bloodline Pretender — puts a +1/+1 counter on itself
5. Sage's Row Denizen — mills a card
6. Soultether Golem — puts a time counter on itself
7. Simic Manipulator — puts a counter on itself
8. Cloudfin Raptor — puts a counter on itself
9. Monkey Cage — sacrifices itself
10. Kapsho Kitefins — taps a creature an opponent controls

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