Flying
As long as Archangel of Tithes is untapped, creatures can't attack you or a planeswalker you control unless their controller pays
![{1} {1}](/extstatic/symbol/mana/1.svg)
for each of those creatures.
As long as Archangel of Tithes is attacking, creatures can't block unless their controller pays
![{1} {1}](/extstatic/symbol/mana/1.svg)
for each of those creatures.