There should be more headbutting mechanics in RPG combat rules.

Transcript

Jango Fett: {voice-over} "When the Trade Federation contacted Palpatine, I used a code phrase to tell Maul the Orb was on board."
Darth Maul: {hologram in sepia-toned flashback} My information comes from an impeccable source. Within your own organisation.
Nute Gunray: {flashback} Very unrikery.
TC-14: {flashback, carrying drink tray} Would you like a drink, sir?
Palpatine: {flashback, hologram} Is the stupidity of this droid meant to make me complacent?
Jango Fett: Palpatine ordered him to find you Jedi fools, which delayed his arrival on Naboo.
Jango Fett: The Federation were coercing a Gungan to tell them their battle plans.
Jango Fett: They drew up an insane plan to use the Orb to foil the Gungan attack.
[SFX]: Krack! {Jango headbutts Obi-Wan to the ground}
Jango Fett: I told Maul.
Jango Fett: He was racing to the ship to help me prevent it...
Jango Fett: When he ran into you.
Obi-Wan: I was afraid you might be leading up to this bit...