trireme

https://forums.civfanatics.com/threads/mighty-ships-et-al.655821/page-32#post-16085979 Five Ancient Galleys

War galley and Two transport galleys https://forums.civfanatics.com/threads/mighty-ships-et-al.655821/page-27#post-16065079

Sherdan and Philistine spearman, swordsman, archer, and axeman. Civ 5 Trireme https://forums.civfanatics.com/threads/mighty-ships-et-al.655821/page-18#post-15998274

https://forums.civfanatics.com/threads/mighty-ships-et-al.655821/page-12#post-15984112 MesoAmerican Trireme, Caravel, Swordsman, Pikeman

I didn't know this before but pretty sure some of the hardcore players and other known it, so maybe only new to me :) I had a city on a one square island, and when my Trireme ends it's turn on that City it gets the 50% chance of lost at sea, assume the code doesn't look at the square itself, but...

Having sailed 2500 miles, the crew of a trireme wishes to shoot some pheasants for fun