, Sacrifice a permanent: You gain 1 life.

Whenever a creature deals combat damage to one of your opponents, its controller may pay 1 life. If they do, they draw a card.

, Discard X cards: Exile the top X cards of target opponent's library. You may play lands and cast spells from among cards exiled this way without paying their mana costs.

Whenever you draw your second card each turn, each opponent loses 2 life and you gain 2 life.

When Gixian Puppeteer dies, return another target creature card with mana value 3 or less from your graveyard to the battlefield.

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card.

Create a tapped Powerstone token. (It's an artifact with ": Add . This mana can't be spent to cast a nonartifact spell.")

Whenever you attack, each opponent loses X life and you gain X life, where X is the number of attacking creatures. If Mishra, Claimed by Gix and a creature named Phyrexian Dragon Engine are attacking, and you both own and control them, exile them, then meld them into Mishra, Lost to Phyrexia. It enters the battlefield tapped and attacking.

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.)

, : Tap target artifact, creature, or land.

Read ahead (Choose a chapter and start with that many lore counters. Add one after your draw step. Skipped chapters don't trigger. Sacrifice after III.)

I — Target opponent reveals their hand. You choose a creature or planeswalker card from it. That player discards that card.

II — Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

III — Put target creature card from a graveyard onto the battlefield under your control.