Confidence:StrongSolidPlausibleTentativeSpeculative

• Reanimate

  B

  SorceryB

  Reanimate puts Stormscale Scion 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 Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Prowl, Stoic Strategist // Prowl, Pursuit Vehicle

  3W

  Legendary Artifact Creature — Robot // Legendary Artifact — VehicleW

  Prowl, Stoic Strategist exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Priest of Fell Rites

  WB

  Creature — Human WarlockBW

  Priest of Fell Rites puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Aerial Extortionist

  3WW

  Creature — Bird SoldierW

  Aerial Extortionist exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Animate Dead

  1B

  Enchantment — AuraB

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

  1B

  SorceryB

  Exhume puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Life // Death

  G1B

  Sorcery // SorceryBG

  Life puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Dance of the Dead

  1B

  Enchantment — AuraB

  Dance of the Dead puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Persist

  1B

  SorceryB

  Persist puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Soul Exchange

  BB

  SorceryB

  Soul Exchange puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• The Legend of Yangchen // Avatar Yangchen

  3WW

  Enchantment — Saga // Legendary Creature — AvatarW

  The Legend of Yangchen exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Soul Partition

  1W

  InstantW

  Soul Partition exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Appa, Steadfast Guardian

  2WW

  Legendary Creature — Bison AllyW

  Appa, Steadfast Guardian exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Aang, Airbending Master

  4W

  Legendary Creature — Human Avatar AllyW

  Aang, Airbending Master exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Aang, Swift Savior // Aang and La, Ocean's Fury

  1WU

  Legendary Creature — Human Avatar Ally // Legendary Creature — Avatar Spirit AllyUW

  Aang, Swift Savior exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Extraordinary Journey

  XXUU

  EnchantmentU

  Extraordinary Journey exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Airbender's Reversal

  1W

  Instant — LessonW

  Airbender's Reversal exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Rat King, Verminister

  1B

  Legendary Creature — Rat AvatarB

  Rat King, Verminister puts Stormscale Scion onto the battlefield from a graveyard without casting it, so its mana cost is never paid.
• Airbending Lesson

  2W

  Instant — LessonW

  Airbending Lesson exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Airbender Ascension

  1W

  EnchantmentW

  Airbender Ascension exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Suspend Aggression

  1RW

  InstantRW

  Suspend Aggression exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Aang, the Last Airbender

  3W

  Legendary Creature — Human Avatar AllyW

  Aang, the Last Airbender exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Glider Staff

  2W

  Artifact — EquipmentW

  Glider Staff exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.
• Appa, Loyal Sky Bison

  4WW

  Legendary Creature — Bison AllyW

  Appa, Loyal Sky Bison exiles a permanent and lets its owner cast it again — the recast fires Stormscale Scion's cast trigger or its enter-the-battlefield effect.