39 sources
A-Next #7 (Apr. 1999): "After the Fall!"Atomic Pharaoh Comics online store website (Apr. 1999)Big Wolf on Campus - Season 1, Episode 1 (2 Apr. 1999): "Pilot"Black Panther (vol. 3) #6 (Apr. 1999): "Hunted"Blade (vol. 4) #1/2 (Apr. 1999): "Bane of the White Worm"The Boondocks (21 Apr. 1999)Captain America (vol. 3) #16 (Apr. 1999): "Red Glare"Captain America: Sentinel of Liberty #8 (Apr. 1999): "Flashpoint"Catwoman (vol. 2) #67 (Apr. 1999): "Bulls and Bears Beware"Daredevil (vol. 2) #6 (Apr. 1999): "Guardian Devil, Part 6: The Devil Divested"Fantastic Four (vol. 3) #16 (Apr. 1999): "Unnatural Selection"Gambit (vol. 3) #3 (Apr. 1999): "Monsters Like Us"Generation X #50 (Apr. 1999): "War of the Mutants, Part 1: Divided We Fall"Green Lantern (vol. 3) #111 (Apr. 1999): "Fatal Attraction"Human Target (vol. 1) #1 (Apr. 1999)Inhumans (vol. 2) #6 (Apr. 1999): "Welcome to the Jungle"Iron Man (vol. 3) #15 (Apr. 1999): "Exploded View"
J2JLA #28 (Apr. 1999): "Crisis Times Five, Part One"Legends of the DC Universe #15 (Apr. 1999): "Dark Matters"Magneto Rex #1 (Apr. 1999): "Ascendance"Martian Manhunter (vol. 2) #5 (Apr. 1999): "The Truth about John Jones"Megaton Man: Hard Copy #2 (Apr. 1999): "Mammaw Voodoo!"Planetary #1 (Apr. 1999): "All Over the World"The Sandman Presents: Lucifer #2 (Apr. 1999): "The Morningstar Option, Part 2"Slingers #5 (Apr. 1999): "Good-Bye to the Golden Age"Spider-GirlSuperman / Fantastic Four (Apr. 1999): "The Infinite Destruction"Thor (vol. 2) #10 (Apr. 1999): "The Dark Wars: Part I of III"Thunderbolts (vol. 1) #25 (Apr. 1999): "Saving the World!"The Uncanny X-Men (vol. 1) #367 (Apr. 1999): "Disturbing Behavior"Vext #2 (Apr. 1999): "Road Rage"Wolverine (vol. 2) #137 (Apr. 1999): "Countdown to Destruction"X-Force (vol. 1) #89 (Apr. 1999): "Hellions Triumphant!"X-Man #50 (Apr. 1999): "War of the Mutants, Part 2: New Blood"X-Men (vol. 2) #87 (Apr. 1999): "No Surrender!"