Confidence:StrongSolidPlausibleTentativeSpeculative

• Black Lotus

  0

  ArtifactC

  Black Lotus is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mana Crypt

  0

  ArtifactC

  Mana Crypt is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Emerald

  0

  ArtifactG

  Mox Emerald is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Jet

  0

  ArtifactB

  Mox Jet is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Pearl

  0

  ArtifactW

  Mox Pearl is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Ruby

  0

  ArtifactR

  Mox Ruby is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Sapphire

  0

  ArtifactU

  Mox Sapphire is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Lotus Petal

  0

  ArtifactC

  Lotus Petal is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Paradise Mantle

  0

  Artifact — EquipmentC

  Paradise Mantle is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Chalice of the Void

  XX

  ArtifactC

  Chalice of the Void is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Diamond

  0

  ArtifactC

  Mox Diamond is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Gitaxian Probe

  U/P

  SorceryU

  Gitaxian Probe is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mishra's Bauble

  0

  ArtifactC

  Mishra's Bauble is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Urza's Bauble

  0

  ArtifactC

  Urza's Bauble is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Surgical Extraction

  B/P

  InstantB

  Surgical Extraction is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Chrome Mox

  0

  ArtifactC

  Chrome Mox is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Amber

  0

  Legendary ArtifactC

  Mox Amber is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mental Misstep

  U/P

  InstantU

  Mental Misstep is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mutagenic Growth

  G/P

  InstantG

  Mutagenic Growth is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Lion's Eye Diamond

  0

  ArtifactC

  Lion's Eye Diamond is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Noxious Revival

  G/P

  InstantG

  Noxious Revival is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Jasper

  0

  Legendary ArtifactC

  Mox Jasper is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Mox Opal

  0

  Legendary ArtifactC

  Mox Opal is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Slaughter Pact

  0

  InstantB

  Slaughter Pact is a free spell, so Ringwarden Owl's cast trigger fires for nothing.
• Everflowing Chalice

  0

  ArtifactC

  Everflowing Chalice is a free spell, so Ringwarden Owl's cast trigger fires for nothing.