Phyrexian Rebirth

Destroy all creatures, then create an X/X colorless Phyrexian Horror artifact creature token, where X is the number of creatures destroyed this way.

Aegis of the Gods

You have hexproof. (You can't be the target of spells or abilities your opponents control.)

Worship

If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead.

Darksteel Mutation

Enchant creature
Enchanted creature is an Insect artifact creature with base power and toughness 0/1 and has indestructible, and it loses all other abilities, card types, and creature types.

Sphere of Safety

Creatures can't attack you or planeswalkers you control unless their controller pays {X} for each of those creatures, where X is the number of enchantments you control.

Plains

Near-Death Experience

At the beginning of your upkeep, if you have exactly 1 life, you win the game.

Cleansing

For each land, destroy that land unless any player pays 1 life.

Immolating Souleater

{R/P}: Immolating Souleater gets +1/+0 until end of turn. ({R/P} can be paid with either {R} or 2 life.)

Porcelain Legionnaire

({W/P} can be paid with either {W} or 2 life.)
First strike

Suspension Field

When Suspension Field enters, you may exile target creature with toughness 3 or greater until Suspension Field leaves the battlefield. (That creature returns under its owner's control.)