Perplex

a card is discarded — 2,042 cards in the game can cause this (Perplex is one).

When a permanent makes a player discard a card thanks to Perplex:

1. Sangromancer — gains you 3 life
2. Lo and Li, Royal Advisors — puts a counter on an Advisor
3. Nath of the Gilt-Leaf — makes a token
4. Tourach, Dread Cantor — puts a +1/+1 counter on itself
5. Tinybones, Pocket Nuisance — deals 1 damage
6. Tinybones, Bauble Burglar — hits a graveyard
7. Fell Specter — makes each opponent lose 2 life
8. Spirit Cairn — makes a token
9. Confessor — gains you 1 life
10. Hostile Investigator — triggers

51 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 (Perplex is one).

When Perplex 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. Gale, Waterdeep Prodigy — brings a card back
7. Harness the Storm — brings a card back
8. In the Eye of Chaos — counters a spell
9. Lilah, Undefeated Slickshot — exiles a spell you control
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 (Perplex is one).

1. Bloodbond March — Perplex puts cards into the graveyard that Bloodbond March can bring back
2. Heart-Shaped Herb — Perplex puts cards into the graveyard that Heart-Shaped Herb can bring back
3. Enlightened Confidant — Perplex puts cards into the graveyard that Enlightened Confidant can bring back
4. Tergrid, God of Fright // Tergrid's Lantern — Perplex puts cards into the graveyard that Tergrid, God of Fright // Tergrid's Lantern can bring back
5. Grazing Kelpie — Perplex puts cards into the graveyard that Grazing Kelpie can bring back
6. Dauthi Voidwalker — Cards Perplex would put into an opponent's graveyard are exiled by Dauthi Voidwalker instead, and it can play from among them
7. Endurance — Perplex puts cards into the graveyard that Endurance can bring back
8. Thieves' Guild Enforcer — Perplex fills an opponent's graveyard toward the 8 or more cards Thieves' Guild Enforcer needs
9. Soaring Thought-Thief — Perplex fills an opponent's graveyard toward the 8 or more cards Soaring Thought-Thief needs
10. Merfolk Windrobber — Perplex fills an opponent's graveyard toward the 8 or more cards Merfolk Windrobber needs

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 (Perplex is one).

When a card hits the graveyard thanks to Perplex:

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. Bloodchief Ascension — makes each opponent lose 2 life
5. Compost — draws you 1 card
6. Planar Void — hits a graveyard

5 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 (Perplex is one).

When Perplex 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.