Sword Stream is a Double Tech in Chrono Trigger used by Crono and Frog. It's learned once both characters learn Cleave and Water respectively. Deals Water damage to a single enemy.
Description[]
When used, Frog uses his Water magic, summoning a bubble, which rises above the enemy, and Crono jumps and breaks the bubble, unleashing a waterfall, landing on the enemy and dealing damage in the process.