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

When Aegis Angel enters, another target permanent gains indestructible for as long as you control Aegis Angel. (Effects that say "destroy" don't destroy it. A creature with indestructible can't be destroyed by damage.)

Whenever Borderland Marauder attacks, it gets +2/+0 until end of turn.

Return target nonland permanent to its owner's hand.

Enchant creature

Enchanted creature gets +2/+2 and has vigilance. (Attacking doesn't cause it to tap.)

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

Nightmare's power and toughness are each equal to the number of Swamps you control.

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

Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Flying

: This creature gets +1/+0 until end of turn.

Flying

: Draw a card, then put a +1/+1 counter on Sphinx of Magosi.