Roterothopter

Flying
{2}: This creature gets +1/+0 until end of turn. Activate no more than twice each turn.

Wings of Aesthir

Enchant creature
Enchanted creature gets +1/+0 and has flying and first strike.

Flying (This creature can't be blocked except by creatures with flying or reach.)

Exile target creature. Its controller gains life equal to its power.

Untap any number of target creatures. Prevent all combat damage that would be dealt to and dealt by those creatures this turn.

Draw three cards, then put two cards from your hand on top of your library in any order.

Flying
{1}{W}: This creature gets +0/+1 until end of turn.

Counter target spell unless its controller pays {1}.
Draw a card at the beginning of the next turn's upkeep.

Flying, first strike
{W}{W}: This creature gets +2/+0 until end of turn. Activate only once each turn.

Defender (This creature can't attack.)
{U}: This creature gets +1/+0 until end of turn.