Flash
When this creature enters, target creature gets +3/+3 until end of turn.
Evoke (You may cast this spell for its evoke cost. If you do, it's sacrificed when it enters.)

Soulless One's power and toughness are each equal to the number of Zombies on the battlefield plus the number of Zombie cards in all graveyards.

Sunburst (This creature enters with a +1/+1 counter on it for each color of mana spent to cast it.)
, Remove four +1/+1 counters from this creature: Target player draws three cards.

When this creature enters, it deals 4 damage to target creature.

Haste
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When this creature enters, it deals 3 damage to target player or planeswalker.

Whenever this creature or another Zombie enters, all non-Zombie creatures get -1/-1 until end of turn.

Pyrotechnics deals 4 damage divided as you choose among any number of targets.

, , Sacrifice a creature: Search your library for a Zombie card and a Swamp card, reveal them, put them into your hand, then shuffle.

Put a -1/-1 counter on target creature, two -1/-1 counters on another target creature, and three -1/-1 counters on a third target creature.

Cone of Flame deals 1 damage to any target, 2 damage to another target, and 3 damage to a third target.

Vigilance, haste

( can be paid with any two mana or with . This card's mana value is 6.)
Search your library for a card with mana value less than or equal to the number of lands you control, reveal it, put it into your hand, then shuffle.

Affinity for artifacts (This spell costs less to cast for each artifact you control.)
Flying