Basic gateway to Hell.
Hellblazer #133.
Images
Control sigil cut into a demon’s soul.
Hellblazer #130.
Sigils to trap and hold a demon.
Hellblazer #120.
Constantine 1×08: The Saint of Last Resorts.
The Icon of Pazuzu the demon, Lamashtu’s former soulmate.
John drawing an I-ching stave.
Hellblazer #102
Constantine 1×06: Rage of Caliban.
Ley lines that a child spirit can use to travel on.
Sigils to hide Constantine from Satan/The Adversary.
Hellblazer #80
Constantine 1×04: A Feast of Friends.
Binding marks on Gary Lester.
Constantine 1×04: A Feast of Friends.
Kusa Knife.
Constantine 1×04: A Feast of Friends.
The completed Seal of Solomon on the glass bottle to trap Mnemoth.
John Constantine's Spells 