Rona, Herald of Invasion // Rona, Tolarian Obliterator

cast a spell — 75 cards in Rona's colors can cause this.

1. Jin-Gitaxias // The Great Synthesis — When Jin-Gitaxias // The Great Synthesis is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
2. Bolas's Citadel — When Bolas's Citadel is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
3. Liliana, Untouched by Death — When Liliana, Untouched by Death is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
4. Emperor Mihail II — When Emperor Mihail II is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
5. The Reality Chip — When The Reality Chip is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
6. Raul, Trouble Shooter — When Raul, Trouble Shooter is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
7. Tasha, the Witch Queen — When Tasha, the Witch Queen is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
8. Shell of the Last Kappa — When Shell of the Last Kappa is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
9. Ashiok, Nightmare Muse — When Ashiok, Nightmare Muse is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself
10. Haakon, Stromgald Scourge — When Haakon, Stromgald Scourge is cast, Rona, Herald of Invasion // Rona, Tolarian Obliterator untaps itself

65 other cards cause it too. These are the ones with the most connections.

a Wizard creature enters the battlefield — 735 cards in Rona's colors can cause this (Rona is one).

1. Diviner's Wand — When Rona, Herald of Invasion // Rona, Tolarian Obliterator enters, Diviner's Wand triggers

a card is discarded — 1,106 cards in Rona's colors can cause this (Rona is one).

When Rona, Herald of Invasion // Rona, Tolarian Obliterator makes a player discard a card:

1. Containment Construct — brings a card back
2. Moonstone, Harsh Mistress — brings a card back
3. Lazotep Chancellor — puts 2 counters on a Zombie or Army
4. Scrounging Skyray — puts that many +1/+1 counters on itself
5. Archfiend of Ifnir — puts a counter on a creature
6. Tinybones, Pocket Nuisance — deals 1 damage
7. Curator of Mysteries — scries
8. Horror of the Broken Lands — gets +2/+1
9. Currency Converter — exiles it
10. Hostile Investigator — triggers

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

a card is drawn — 2,047 cards in Rona's colors can cause this (Rona is one).

When Rona, Herald of Invasion // Rona, Tolarian Obliterator makes a player draw a card:

1. Aether Syphon — mills a card
2. Starving Revenant — makes each opponent lose 1 life
3. Ominous Seas — puts a foreshadow counter on itself
4. Iron Man, Armored Avenger — puts a counter on a creature
5. Psychosis Crawler — makes each opponent lose 1 life
6. Lyla, Holographic Assistant — puts a counter on a creature
7. Data, New Life — puts a +1/+1 counter on itself
8. Chasm Skulker — puts a +1/+1 counter on itself
9. Nadir Kraken — puts a +1/+1 counter on itself
10. Teferi, Temporal Pilgrim — puts a loyalty counter on itself

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

a Human enters the battlefield — 1,281 cards in Rona's colors can cause this (Rona is one).

1. Captain of the Mists — When Rona, Herald of Invasion // Rona, Tolarian Obliterator enters, Captain of the Mists untaps itself

a card in a graveyard — 3,770 cards in Rona's colors can cause this (Rona is one).

Rona, Herald of Invasion // Rona, Tolarian Obliterator:

1. Gale, Waterdeep Prodigy — puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
2. Transplant Theorist — puts cards into the graveyard that Transplant Theorist can bring back
3. Heart-Shaped Herb — puts cards into the graveyard that Heart-Shaped Herb can bring back
4. Rescue from the Underworld — puts cards into the graveyard that Rescue from the Underworld can bring back
5. Victimize — puts cards into the graveyard that Victimize can bring back
6. Tergrid, God of Fright // Tergrid's Lantern — puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
7. Sivriss, Nightmare Speaker — puts cards into the graveyard that Sivriss, Nightmare Speaker can bring back
8. Emet-Selch, Unsundered // Hades, Sorcerer of Eld — puts cards into the graveyard that Emet-Selch, Unsundered // Hades, Sorcerer of Eld can bring back
9. Repentant Vampire — fills your graveyard toward the 7 or more cards Repentant Vampire needs
10. Treacherous Vampire — fills your graveyard toward the 7 or more cards Treacherous Vampire needs

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

anything goes to a graveyard — 3,770 cards in Rona's colors can cause this (Rona is one).

When a card hits the graveyard thanks to Rona, Herald of Invasion // Rona, Tolarian Obliterator:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

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

a creature attacks — 6,258 cards in Rona's colors can cause this (Rona is one).

When Rona, Herald of Invasion // Rona, Tolarian Obliterator attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Chorale of the Void — brings a card back
4. Screaming Swarm — mills a card
5. Imperious Mindbreaker — mills a card
6. Staff of Titania — makes a token
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls

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

anything attacks — 6,258 cards in Rona's colors can cause this (Rona is one).

When Rona, Herald of Invasion // Rona, Tolarian Obliterator attacks:

1. Grim Javelineer — gives +1/+0
2. ED-E, Lonesome Eyebot — puts a quest counter on itself
3. Fire Navy Trebuchet — makes a token
4. Madame Web, Clairvoyant — mills a card
5. Dimir Strandcatcher — surveils
6. Stensian Sanguinist // Exsanguinate — grants deathtouch
7. Rev, Tithe Extractor — grants deathtouch
8. Gossip's Talent — triggers
9. Krydle of Baldur's Gate — triggers

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

a creature blocks — 6,258 cards in Rona's colors can cause this (Rona is one).

When Rona, Herald of Invasion // Rona, Tolarian Obliterator blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Dead-Iron Sledge — kills a creature
3. Dwindle — kills a creature

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

anything enters the battlefield — 10,342 cards in Rona's colors can cause this (Rona is one).

1. Kotose, the Silent Spider — When Kotose, the Silent Spider enters thanks to Rona, Herald of Invasion // Rona, Tolarian Obliterator, it brings a card back
2. Mu Yanling, Wind Rider — When Mu Yanling, Wind Rider enters thanks to Rona, Herald of Invasion // Rona, Tolarian Obliterator, it makes a token
3. Meathook Massacre II — When Meathook Massacre II enters thanks to Rona, Herald of Invasion // Rona, Tolarian Obliterator, it makes a player sacrifice a creature

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