Pioneer / Post-Modern Era

Vigilance

Spectacle {2}{R} (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)

When Labyrinth Guardian becomes the target of a spell, sacrifice it.

{T}, Sacrifice this artifact: Add one mana of any color.

{U}: Sinuous Striker gets +1/-1 until end of turn.

{3}{U}: This creature gains flying until end of turn.

When Resilient Khenra enters the battlefield, you may have target creature get +X/+X until end of turn, where X is Resilient Khenra's power.

Put a +1/+1 counter on target creature you control. Untap that creature.

Haste When Earthshaker Khenra enters the battlefield, target creature with power less than or equal to Earthshaker Khenra's power can't block this ...

Target creature gets +1/+0 and gains first strike until end of turn. Scry 1.

Summary Judgment deals 3 damage to target tapped creature. Addendum — If you cast this spell during your main phase, it deals 5 damage instead.

Hexproof (This creature can't be the target of spells or abilities your opponents control.)

Menace Whenever Dreamstealer deals combat damage to a player, that player discards that many cards.

({T}: Add {B}.)

When this creature enters, you gain 2 life.

As long as you control a Gideon planeswalker, you can't lose the game and your opponents can't win the game.

Flying Afterlife 1 (When this creature dies, create a 1/1 white and black Spirit creature token with flying.)

Deathtouch

Vigilance Whenever this creature attacks, untap another target creature you control.