Archytas of Tarentum

Upkeep: {w}
Artifacts you control cost {2} less to cast.
{t}: Untap 1 creature ascending another permanent you control, which loses Ascend.
Ascend - Tap 2 of your humans. They do not untap normally. Archytas gains these abilities:
Creatures you control gain +2/+2
Mythic - If Archytas is destroyed he becomes an Ascended enchantment and cannot tap.