Sedraxis Alchemist

Prevent all noncombat damage that would be dealt to creatures you control.

Flying 1GU: Creatures you control gain shroud until end of turn. (They can't be the targets of spells or abilities.)

Enchant creature Enchanted creature has flying, first strike, and vigilance.

Flying Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)

Flying Domain — Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

Exile target black or red permanent.

This creature gets +1/+1 as long as you control another artifact.

Flying B: This creature gets +2/-1 until end of turn.