Palidor

Palidor is an Esper that appears in Final Fantasy VI. It is obtained by returning to The Solitary Island after obtaining the Falcon and going to the beach on the island. Its summon, Sonic Dive, allows the entire party to perform a Jump attack. It costs 61 MP to summon, and it teaches the following spells:
 * Slow X20
 * Haste X20
 * Slow 2 X2
 * Haste 2 X2
 * Float X5