Flying

As long as Archangel of Tithes is untapped, creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

As long as Archangel of Tithes is attacking, creatures can't block unless their controller pays for each of those creatures.

Vigilance

Creatures can't attack you or planeswalkers you control unless their controller pays for each of those creatures.

Until your next turn, creatures can't attack you. Exile Chronomantic Escape with three time counters on it.

Suspend 3— (Rather than cast this card from your hand, you may pay and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.)

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)

Black creatures can't attack you.

Nonblack creatures can't attack you unless their controller pays for each creature they control that's attacking you.

As Form of the Squirrel enters, create a 1/1 green Squirrel creature token. You lose the game when that creature leaves the battlefield.

Creatures can't attack you.

You have shroud.

You can't cast spells.

At the beginning of your upkeep, sacrifice Koskun Falls unless you tap an untapped creature you control.

Creatures can't attack you unless their controller pays for each creature they control that's attacking you.

Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.

+1: Until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays 2 life for each of those creatures.

−3: Search your library for a Dragon card, reveal it, put it into your hand, then shuffle.

−7: Destroy all non-Dragon creatures.

Sivitri, Dragon Master can be your commander.

Flying

Creatures can't attack you unless their controller pays for each creature they control that's attacking you.