What gifts or abilities does Jesus give his disciples as they go out to spread the Gospel? Why would Jesus give his closest disciples such powers?

Jesus: 'All authority in heaven and on earth has been given to Me. Therefore go and make disciples of all nations, baptizing them in the name of the Father, and of the Son, and of the Holy Spirit, and teaching them to obey all that I have commanded you.

According to Matthew: Jesus called his twelve disciples to him and gave them authority to drive out impure spirits and to heal every disease and sickness. ... He appointed twelve that they might be with him and that he might send them out to preach and to have authority to drive out demons

because he trusted them