Iron titan

Iron titans are level 95 Summoning familiars, introduced with the "Summoning 2" update on March 31, 2008. They belong to the Titan group of familiars, and is currently the second strongest titan after Steel titan.

Pouch
Iron titan pouch is made by using a Summoning pouch on a Summoning obelisk with 198 spirit shards, a Crimson charm and an iron platebody in the inventory. Making the pouch earns 417.6 experience points. Using the pouch to summon a Iron titan gains 8.6 experience points, and costs 10 Summoning points.

Scroll
Iron within scroll enables the use of the Iron within special move for an Iron titan. Using the pouch on a Summoning obelisk creates 10 scrolls.

Special move: Iron Within
Iron Within is a special move for Iron titans, which inflicts three melee attacks instead of one in the next attack.

Trivia

 * According to its appearance, it is a refference to Iron Man from Marvel