COUNTDOWN + INFINITE CRISIS READING ORDER

[UNDER THE RED HOOD]

• Batman #635 - Under the Hood, Part I : "New Business"
• Batman #636 - Under the Hood, Part II : "First Strike"
• Batman #637 - Under the Hood, Part III : "Overnight Deliveries" 
• Batman #638 - Under the Hood, Part IV : "Bidding War"

[ROAD TO RUIN]

• Adventures of Superman #636 - Road to Ruin, Part I : "Identity Compromised"
• Adventures of Superman #637 - Road to Ruin, Part II : "Two Truths & A Lie"
• Adventures of Superman #638 - Road to Ruin, Part III : "Narrative Interruptus Tertiarius"
• Adventures of Superman #640 - Road to Ruin, Part IV : "Exposed"

[COUNTDOWN]

• Countdown To Infinite Crisis - "The Life & Death of Ted Kord"
• The OMAC Project #1 - "The Eye In The Sky"
• Day of Vengeance #1 - "One Last Drink At the End Of Time"
• JSA #73 - Black Vengeance, Part I : "The Verdict"
• JSA #74 - Black Vengeance, Part II : "The People's Heroes"
• JSA #75 - Black Vengeance, Part III : "Sunset Over Kahndaq"
• Batman #639 - Family Reunion, Part I : "The Word on the Street"
• Batman #640 - Family Reunion, Part II : "While the Cat's Away"
• Batman #641 - Family Reunion, Part III : "Face to Face"
• Villains United #1 - "And the Empires In Their Purpose"
• Villains United #2 - "A Fire In The Steppes"
• Villains United #3 - "Privileged To Spill Her Blood"
• Adventures of Superman #641 - "Innocence"
• The OMAC Project #2 - "There Is No 'I' In Team"
• The OMAC Project #3 - "The M-E In Team"
• Wonder Woman #218 - "The Calm"
• Teen Titans #26 - "Soul Searching"
• Day of Vengeance #2 - "Some Enchantress Evening"
• Day of Vengeance #3 - "A Hot Night In Budapest"
• Day of Vengeance #4 - "Monkey Business"
• JSAC #1 - Power Trip, Part I : "Point of Origin"
• JSA #76 - "In Search Of..."
• Superman #219 - Sacrifice, Part I  : "Touch"
• Action Comics #829 - Sacrifice, Part II : "End of Identity"
• Adventures of Superman #642 - Sacrifice, Part III : "Remembrance"
• Wonder Woman #219 - Sacrifice, Part IV : "Tygers & Lambs"
• The OMAC Project #4 - "The King Is Dead..."
• Wonder Woman #220 - "Affirmative Defense"
• Adventures of Superman #643 - "Fragmentation"
• Villains United #4 - "A Weapon To Unify"
• Batman #645 - "Show Me Yesterday, For I Can't Find Today"
• The OMAC Project #5 - "Long Live The King!"
• The OMAC Project #6 - "Loss of Signal"
• Wonder Woman #221 - "Pride of The Amazons"
• Villains United #5 - "Victims of Aggression"
• Villains United #6 - "At the End of All Things"
• Batman #646 - Franchise, Part I : "Supply Side Economics"
• Batman #647 - Franchise, Part II : "The Away Team"
• JLA #115 - Crisis of Conscience, Part I : "We Remember"
• JLA #116 - Crisis of Conscience, Part II : "Wiped Out!"
• JLA #117 - Crisis of Conscience, Part III : "Referendum"
• JLA #118 - Crisis of Conscience, Part IV : "Picking Up the Pieces"
• JLA #119 - Crisis of Conscience, Part V : "Some Things Are Best Forgotten"
• Rann-Thanagar War #1 - "The Fires of War"
• Rann-Thanagar War #2 - "Dark Resurrection"
• Rann-Thanagar War #3 - "Planetfall"
• Rann-Thanagar War #4 - "Deadly Harvest"
• Rann-Thanagar War #5 - "Betrayed"
• Rann-Thanagar War #6 - "Seven Hells"
• Adventures of Superman #644 - "Blame & Remorse"
• JSA #77 - "Mixed Signals"
• JSAC #2 - Power Trip, Part II : "Andromeda"
• JSAC #3 - Power Trip, Part III : "Backstory Barrage"
• Adventures of Superman #645 - "Breaking Point"
• Day of Vengeance #5 - "The Particle Theory Of Darkness"
• Day of Vengeance #6 - "The Death Of Magic"

[INFINITE CRISIS]

• Infinite Crisis #1 - "A Trinity Torn Apart"
• Gotham Central #37 - "Sunday, Bloody Sunday"
• Wonder Woman #222 - "Blood Debt"
• Adventures of Superman #646 - Rack & Ruin, Part I : "Take Me Home"
• Adventures of Superman #647 - Rack & Ruin Part II : "Speeding Bullets"
• Gotham Central #38 - Corrigan II, Part I : "Right Here"
• Wonder Woman #223 - Marathon, Part I : "Amazons Attacked!"
• JSAC #4 - Power Trip, Part IV : "Parallel Life"
• Infinite Crisis #2 - "The Survivors"
• Wonder Woman #224 - "Marathon, Part II : "War In Paradise!"
• Infinite Crisis #3 - "Divine Intervention"
• Day of Vengeance Special - "The Ninth Age Of Magic"
• Batman #648 - All They Do is Watch Us Kill, Part I : "Late Arrivals"
• Batman #649 - All They Do is Watch Us Kill, Part II : "Lazarus & Pagliacci"
• Batman #650 - All They Do is Watch Us Kill, Part III : "It Only Hurts When I Laugh"
• Infinite Crisis #4 - "Homecoming"
• Wonder Woman #225 - "Nothing Finished, Only Abandoned"
• Rann/Thanagar War Special - "Hands of Fate"
• Wonder Woman #226 - "Cover Date"
• Adventures of Superman #648 - "Look... Up In The Sky!"
• Infinite Crisis #5 - "Faith"
• Superman #226 - This Is Your Life, Part I : "My Heart"
• Action Comics #836 - This Is Your Life, Part II : "My Soul"
• Adventures of Superman #649 - This Is Your Life, Part III : "My Folly"
• Infinite Crisis Secret Files - "Heaven"
• Infinite Crisis #6 - "Touchdown"
• OMAC Project Special  - "The Lazarus Protocol"
• Villains United Special - "A Hero Dies But Once"
• Infinite Crisis #7 - "For Tomorrow"