Thales of Miletus

Philosophers you control cost {1} less to cast.
Ascend - Tap 2 humans you control. They do not untap during their untap steps. Thales gains the abilities below:
Humans you control gain {t}: Add {w} to your mana pool.
Mythic - When Thales is destroyed, he becomes an enchantment with these abilities.
{t}: Untap target human ascending a permanent, which loses Ascend.
Know thyself -Inscription at the Oracle