Confidence:StrongSolidPlausibleTentativeSpeculative

• Helping Hand

  W

  SorceryW

  Helping Hand puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Unearth

  B

  SorceryB

  Unearth puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Reanimate

  B

  SorceryB

  Reanimate puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Grave Researcher // Reanimate

  2BB

  Creature — Troll Warlock // SorceryB

  Grave Researcher puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Can't Stay Away

  WB

  SorceryBW

  Can't Stay Away puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Priest of Fell Rites

  WB

  Creature — Human WarlockBW

  Priest of Fell Rites puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Resistance Is Futile

  1B

  SorceryB

  Resistance Is Futile puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Animate Dead

  1B

  Enchantment — AuraB

  Animate Dead puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Exhume

  1B

  SorceryB

  Exhume puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Return Triumphant

  1W

  SorceryW

  Return Triumphant puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Elrond, Moon-Reader

  2U

  Legendary Creature — Elf NobleU

  Trostani, Three Whispers has activated abilities that aren't mana abilities, fueling Elrond, Moon-Reader's activation-trigger.
• Dance of the Dead

  1B

  Enchantment — AuraB

  Dance of the Dead puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Recommission

  1W

  SorceryW

  Recommission puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Call a Surprise Witness

  1W

  SorceryW

  Call a Surprise Witness puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Goblin Sharpshooter

  2R

  Creature — GoblinR

  Lethal pinger: one card gives the other deathtouch, and the other is a pinger that untaps whenever a creature dies — so every ping kills a creature and readies it to ping again. It clears your opponents' creatures one by one, then stops when there is nothing left to kill (once, if the deathtouch only lasts the turn).
• Rat King, Verminister

  1B

  Legendary Creature — Rat AvatarB

  Rat King, Verminister puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Liliana's Talent

  BB

  Enchantment — AuraB

  Liliana's Talent puts Trostani, Three Whispers onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Illusionist's Bracers

  2

  Artifact — EquipmentC

  Trostani, Three Whispers has activated abilities that aren't mana abilities, fueling Illusionist's Bracers's activation-trigger.
• Rings of Brighthearth

  3

  ArtifactC

  Trostani, Three Whispers has activated abilities that aren't mana abilities, fueling Rings of Brighthearth's activation-trigger.