Commander creatures you own have "Whenever an artifact or creature you control is put into a graveyard from the battlefield, each opponent loses 1 life."

Exile target creature. Put X +1/+1 counters on a commander creature you control, where X is the power of the creature exiled this way.

When this Equipment enters, it deals 3 damage to up to one target creature. Whenever one or more creatures die, put a rev counter on this Equipment. Equipped creature gets +X/+0, where X is the number of rev counters on this Equipment. Equip {3}

Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +X/+1, where X is the number of artifacts you control. Equip {2}

Equipped creature gets +1/+0 for each artifact you control. {B}{B}: Attach this Equipment to target creature you control. Equip {1}

Equipped creature gets +2/+2 and has protection from red and from green. Whenever equipped creature deals combat damage to a player, exile the top two cards of your library. You may play those cards this turn. You may play an additional land this turn. Equip {2}

Flying, trample Ward—Discard a card. Creatures your opponents control have base toughness 1.

Haste All creatures can attack your opponents and planeswalkers your opponents control as though those creatures had haste.

First strike, trample, haste Whenever this creature attacks, it gets +X/+0 until end of turn, where X is the number of creatures you control. When this creature enters, if it's not a token, each opponent creates a token that's a copy of it. The tokens are goaded for the rest of the game. (They attack each combat if able and attack a player other than you if able.)

Whenever Mastermind Plum attacks, exile up to one target card from a graveyard. If an artifact card was exiled this way, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Whenever you cast a spell, if mana from a Treasure was spent to cast it, you draw a card and you lose 1 life.

Whenever an artifact you control enters, this creature deals 1 damage to each opponent.

Tap all creatures your opponents control. Creatures you control gain lifelink until end of turn.