Mawcor

Flying
{T}: This creature deals 1 damage to any target.

Avenging Angel

Flying
When this creature dies, you may put it on top of its owner's library.

Draw four cards. You skip your next turn.

All Slivers have "{2}, Sacrifice this permanent: Draw a card."

{T}: This creature deals 1 damage to any target.

When this creature enters, you may return target instant card from your graveyard to your hand.

This creature can't attack unless defending player controls an Island.

Target creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)
Draw a card.

Flying
{U}: Change the target of target spell or ability that targets only this creature. The new target must be a creature.

Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.)

Prevent the next 1 damage that would be dealt to any target this turn.
Draw a card.

Discard a card: This creature gains shadow until end of turn. (It can block or be blocked by only creatures with shadow.)

Shadow (This creature can block or be blocked by only creatures with shadow.)
Discard a card: Return this creature to its owner's hand.

Shadow (This creature can block or be blocked by only creatures with shadow.)
When this creature leaves the battlefield, draw a card.