Ironguard is a spell in the Spell Compendium which makes all metal objects pass through you (you can't be harmed by metal weapons, can walk through metal walls, etc...).
Eldritch spear is a Warlock's Blast Shape Invocation, increasing the range of the Blast attack.
Eldritch Glaive is a Blast Shape Invocation from Dragon Magic, which allows the Warlock to use their Blast as a reach weapon which gives iterative attacks.
