The jackles_modded_island.zip file you have requested: Modifications / Miscellaneous / I to J Titles / Jackle's Modded Island - 5.99mb is not available. Perhaps try browsing all files for the game Halo: Combat Evolved and upload any files you want to share or are missing. This is the only information we could locate:
What this mod does is it adds a few tweaks/changes to your map. For example, you can fire any Warthog turret from the driver's seat. The shotgun has scope and sniper rifle ammo go BOOM! Also Warthogs and Ghosts go incredibly fast. Again, every weapon What this Mod does is it adds a few tweaks to your map. For example, Plasma Rifles shoot rockets and the Banshees shoot tank shells. Frag Grenades are tank shells and Plasma Grenades are Rockets!