You may have Spark Double enter as a copy of a creature or planeswalker you control, except it enters with an additional +1/+1 counter on it if it's a creature, it enters with an additional loyalty counter on it if it's a planeswalker, and it isn't legendary.
Exile target permanent you control. Return that card to the battlefield under its owner's control at the beginning of the next end step. If it enters as a creature, it enters with an additional +1/+1 counter on it.
Choose one or both — • Return target creature card from your graveyard to your hand. • Return target planeswalker card from your graveyard to your hand.
"I never liked you. Now get up—we have a fight to finish."
"I wish I could train a pack of them for hunting in the undercity. But I'd never dare turn my back, and I hate to think what I'd have to feed them." —Zhosmir, urban huntmaster
You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. If you cast a spell this way, pay life equal to its mana value rather than pay its mana cost. {T}, Sacrifice ten nonland permanents: Each opponent loses 10 life.
Return target creature card from your graveyard to the battlefield. It gains haste until your next turn.
"Today we throw off the yoke of death. Either this is an affirmation of the eternal cyclical nature of life, or it's just hilarious—depends on which of us you ask."
Choose any number of target creature and/or planeswalker cards in graveyards. Command the Dreadhorde deals damage to you equal to the total mana value of those cards. Put them onto the battlefield under your control.
Liliana seized the reins of Bolas's vast army, gritting her teeth behind the Chain Veil.
At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them. [–1]: Target player discards a card.
At the beginning of each opponent's upkeep, if that player has one or fewer cards in hand, Davriel, Rogue Shadowmage deals 2 damage to them. [–1]: Target player discards a card.
Choose up to four target cards in your graveyard. If you control a Bolas planeswalker, return those cards to your hand. Otherwise, an opponent chooses two of them. Leave the chosen cards in your graveyard and put the rest into your hand. Exile Deliver Unto Evil.
At the beginning of your upkeep, you lose 1 life and amass Zombies 1. Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.
Destroy any number of target planeswalkers. Choose a planeswalker you control. Put two loyalty counters on it for each planeswalker destroyed this way.
Eternal Taskmaster enters tapped. Whenever Eternal Taskmaster attacks, you may pay {2}{B}. If you do, return target creature card from your graveyard to your hand.
"They are called Eternals. They will never stop." —Jace Beleren