This is Samantabhadra. The word Samanta means "universally extending" and Bhadra means "great virtue." The word samantabhadra means as Universal Virtue and Universal Worthy. The bodhisattvas usually rides on a six tusked white elephant, representing overcoming attachment to the six senses. They also represent the six Perfection's (paramitas) charity, morality, patience, diligence, contemplation and wisdom.
