Fifth Edition

Enchantment — Aura

Enchant creature
Enchanted creature can't be the target of spells and can't be enchanted by other Auras.

Anti-Magic Aura

Artifact Creature — Wall

Defender (This creature can't attack.)
First strike

Wall of Spears

Mirage

Creature — Human Scout

Femeref Scouts

Creature — Elemental

{U}, {T}, Sacrifice this creature: Tap up to three target creatures without flying.

Wave Elemental

Artifact

At the beginning of each player's end step, if that player has 5 or less life, this artifact deals 2 damage to that player.

Razor Pendulum

{3}, {T}, Tap an untapped creature you control: This artifact deals damage equal to the tapped creature's power to target attacking or blocking creature with flying.

Unerring Sling

Alliances

Creature — Avatar

Whenever this creature attacks and isn't blocked, it assigns no combat damage this turn and defending player loses 2 life.

Keeper of Tresserhorn

Creature — Human Rogue

Whenever this creature attacks and isn't blocked, you may have defending player play with their hand revealed for as long as this creature remains on the battlefield. If you do, this creature assigns no combat damage this turn.