Confidence:StrongSolidPlausibleTentativeSpeculative

• 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 Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Aerial Extortionist

  3WW

  Creature — Bird SoldierW

  Aerial Extortionist exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• 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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Airbending Lesson

  2W

  Instant — LessonW

  Airbending Lesson exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent'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 Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Avatar's Wrath

  2WW

  SorceryW

  Avatar's Wrath exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Monk Gyatso

  3W

  Legendary Creature — Human MonkW

  Monk Gyatso exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Whirlwind Technique

  4UU

  Instant — LessonU

  Whirlwind Technique exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Release to the Wind

  2U

  InstantU

  Release to the Wind exiles a permanent and lets its owner cast it again — the recast fires Ajani, Sleeper Agent's cast trigger or its enter-the-battlefield effect.
• Storied Veteran

  B

  Creature — Klingon AdvisorB

  Storied Veteran lets you cast/play from the graveyard, enabling Ajani, Sleeper Agent's recursion loop.
• Arcanis the Omnipotent

  3UUU

  Legendary Creature — WizardU

  Arcanis the Omnipotent bounces a permanent, enabling Ajani, Sleeper Agent's recast / spell-cast trigger.
• Endless Evil

  2U

  Enchantment — AuraU

  Endless Evil bounces a permanent, enabling Ajani, Sleeper Agent's recast / spell-cast trigger.
• Undead Sprinter

  BR

  Creature — ZombieBR

  Undead Sprinter lets you cast/play from the graveyard, enabling Ajani, Sleeper Agent's recursion loop.
• Time Wipe

  2WWU

  SorceryUW

  Time Wipe bounces a permanent, enabling Ajani, Sleeper Agent's recast / spell-cast trigger.
• Mistbreath Elder

  G

  Creature — Frog WarriorG

  Mistbreath Elder bounces a permanent, enabling Ajani, Sleeper Agent's recast / spell-cast trigger.