Confidence:StrongSolidPlausibleTentativeSpeculative

• Psychic Venom

  1U

  Enchantment — AuraU

  Both cards trigger when a permanent is tapped — they fire together.
• Chronic Flooding

  1U

  Enchantment — AuraU

  Both cards trigger when a permanent is tapped — they fire together.
• Orcish Mine

  1RR

  Enchantment — AuraR

  Both cards trigger when a permanent is tapped — they fire together.
• Regal Behemoth

  4GG

  Creature — DinosaurG

  Both cards trigger when a permanent is tapped — they fire together.
• Trace of Abundance

  R/WG

  Enchantment — AuraGRW

  Both cards trigger when a permanent is tapped — they fire together.
• Zendikar Resurgent

  5GG

  EnchantmentG

  Both cards trigger when a permanent is tapped — they fire together.
• Mana Vortex

  1UU

  EnchantmentU

  Both cards trigger when a permanent is tapped — they fire together.
• Forsaken Monument

  5

  Legendary ArtifactC

  Both cards trigger when a permanent is tapped — they fire together.
• Nissa, Who Shakes the World

  3GG

  Legendary Planeswalker — NissaG

  Both cards trigger when a permanent is tapped — they fire together.
• Nikya of the Old Ways

  3RG

  Legendary Creature — Centaur DruidGR

  Both cards trigger when a permanent is tapped — they fire together.
• Groundchuck & Dirtbag

  4GG

  Legendary Creature — Ox Mole MutantG

  Both cards trigger when a permanent is tapped — they fire together.
• Immortal Coil

  2BB

  ArtifactB

  Both cards trigger when a permanent is tapped — they fire together.
• Spreading Algae

  G

  Enchantment — AuraG

  Both cards trigger when a permanent is tapped — they fire together.
• Buried in the Garden

  2GW

  Enchantment — AuraGW

  Both cards trigger when a permanent is tapped — they fire together.
• Utopia Sprawl

  G

  Enchantment — AuraG

  Both cards trigger when a permanent is tapped — they fire together.
• Wild Growth

  G

  Enchantment — AuraG

  Both cards trigger when a permanent is tapped — they fire together.
• Blighted Burgeoning

  2G

  Enchantment — AuraG

  Both cards trigger when a permanent is tapped — they fire together.
• Mine Layer

  3R

  Creature — DwarfR

  Both cards trigger when a permanent is tapped — they fire together.
• Savage Firecat

  3RR

  Creature — Elemental CatR

  Both cards trigger when a permanent is tapped — they fire together.
• Mirror Room // Fractured Realm

  2U5UU

  Enchantment — Room // Enchantment — RoomU

  Mirror Room makes Overabundance's triggered ability trigger an additional time — each time it fires, you get it twice. Value, not a loop.
• Barbflare Gremlin

  3R

  Creature — GremlinR

  Both cards trigger when a permanent is tapped — they fire together.
• Autumn Willow, Harmony

  3GG

  Legendary Creature — AvatarG

  Both cards trigger when a permanent is tapped — they fire together.
• Vorinclex, Voice of Hunger

  6GG

  Legendary Creature — Phyrexian PraetorG

  Both cards trigger when a permanent is tapped — they fire together.
• Ultima, Origin of Oblivion

  5

  Legendary Creature — GodC

  Both cards trigger when a permanent is tapped — they fire together.
• Pooling Venom

  1B

  Enchantment — AuraB

  Both cards trigger when a permanent is tapped — they fire together.