Lifeline

Whenever a creature dies, if another creature is on the battlefield, return the first card to the battlefield under its owner's control at the beginning of the next end step.

Fecundity

Whenever a creature dies, that creature's controller may draw a card.

Altar of Dementia

Sacrifice a creature: Target player mills cards equal to the sacrificed creature's power.

Asmira, Holy Avenger

Flying
At the beginning of each end step, put a +1/+1 counter on Asmira for each creature put into your graveyard from the battlefield this turn.

Phyrexian Altar

Sacrifice a creature: Add one mana of any color.

Sol Ring

Junk Diver

Flying
When this creature dies, return another target artifact card from your graveyard to your hand.