Whenever another creature you control enters, you gain 1 life.

Flying Whenever another creature you control enters, you gain 1 life.

Flying Whenever another creature you control enters, you gain 1 life.

Vigilance (Attacking doesn't cause this creature to tap.) When this creature enters, create a 1/1 white Cat creature token.

Whenever you gain life, each opponent loses 1 life.

Flying When this creature enters, create two 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This token can't block." (Players dealt combat damage by them also get a poison counter.)

When this creature enters, create two 1/1 white Rabbit creature tokens.

Whenever a creature you control enters, this enchantment deals 1 damage to each opponent.

Create two 1/1 red Goblin creature tokens.

Create two 1/1 blue and red Elemental creature tokens.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {W} or {B}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {W} or {B}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {B} or {R}.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {B} or {R}.

This land enters tapped. When this land enters, it deals 1 damage to target opponent. {T}: Add {R} or {W}.

This land enters tapped. When this land enters, you gain 1 life. {T}: Add {R} or {W}.