Cerebral Eruption

Target opponent reveals the top card of their library. Cerebral Eruption deals damage equal to the revealed card’s converted mana cost to that player and each creature that player controls. If a land card is revealed this way, return Cerebral Eruption to its owner’s hand.

Cystbearer

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Assault Strobe

Target creature gains double strike until end of turn. (It deals both first-strike and regular combat damage.)

Blade-Tribe Berserkers

Metalcraft — When Blade-Tribe Berserkers enters the battlefield, if you control three or more artifacts, Blade-Tribe Berserkers gets +3/+3 and gains haste until end of turn.

Energy Chamber

At the beginning of your upkeep, choose one —
• Put a +1/+1 counter on target artifact creature.
• Put a charge counter on target noncreature artifact.

Abolish

You may discard a Plains card rather than pay this spell’s mana cost.
Destroy target artifact or enchantment.

Synod Centurion

When you control no other artifacts, sacrifice Synod Centurion.

Inferno Titan

: Inferno Titan gets +1/+0 until end of turn.
Whenever Inferno Titan enters the battlefield or attacks, it deals 3 damage divided as you choose among one, two, or three targets.

Cyclops Gladiator

Whenever Cyclops Gladiator attacks, you may have it deal damage equal to its power to target creature defending player controls. If you do, that creature deals damage equal to its power to Cyclops Gladiator.

Clone

You may have Clone enter the battlefield as a copy of any creature on the battlefield.

Krosan Tusker

Cycling (, Discard this card: Draw a card.)
When you cycle Krosan Tusker, you may search your library for a basic land card, reveal that card, put it into your hand, then shuffle your library. (Do this before you draw.)

Synod Centurion

When you control no other artifacts, sacrifice Synod Centurion.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner’s hand.

Sengir Vampire

Flying (This creature can’t be blocked except by creatures with flying or reach.)
Whenever a creature dealt damage by Sengir Vampire this turn dies, put a +1/+1 counter on Sengir Vampire.

Kamahl, Pit Fighter

Haste (This creature can attack and as soon as it comes under your control.)
: Kamahl, Pit Fighter deals 3 damage to any target.

Lightning Elemental

Haste (This creature can attack and as soon as it comes under your control.)

Phyrexian Plaguelord

, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.