Sequeira's scripts have appeared in the DC Comics titles
Justice League Adventures ("Cold War", Issue 12 & "Venomous Agenda", Issue 23), and
9/11: Artists Respond ("Tall Buildings").
Sequeira's Iron Man story "Making an Appearance" (with art by W. Chew Chan) appears in in
Astonishing Tales No 1 (2009). Also from Marvel, his graphic story "I'm Gonna Stake You, Sucka" (with art by Sana Takeda)appears in
X-Men: Curse of the Mutants: X-Men vs Vampires No 1 (2010) (Marvel Comics).
His graphic Cthulhu Mythos story "Incorporation" appears in
Cthulhu Tales No 11 (Boom! Studios).
In June 2009 Sequeira launched in June 2009 a new bimonthly Sherlock Holmes comic,
Sherlock Holmes: Dark Detective published by Australia's Black House Comics. The comic is produced in collaboration with Dave Elsey, Phillip Cornell and Jan Scherpenhuizen. Makeup artist Rick Baker makes a special appearance in one issue as Professor Moriarty. Issue 5 was published in August 2010.
Comic/graphic novel productions under the Opal Press and Sequence Productions imprint:
- Pulse of Darkness
- Rattlebone: The Pulp-Faced Detective
- Bold Action
- Mister Blood
- Jonny Flathead: Psychotronic Werewolf
- Dig This!
- The Borderlander.