, Pay 1 life, Sacrifice this land: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

, , Exile this artifact: The next time you would draw a card this turn, instead put a card you own from outside the game into your hand.

Flying
Activated abilities of artifacts, creatures, and planeswalkers can't be activated.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

If this card is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.
: Add . If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

(: Add or .)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Flying, trample
Whenever this creature mutates, exile cards from the top of your library until you exile a nonland permanent card. Put that card onto the battlefield or into your hand.

Flying (This creature can't be blocked except by creatures with flying or reach.)
: Regenerate this creature. (The next time this creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

This artifact enters tapped.
, Sacrifice this artifact and any number of creatures you control: This artifact deals X damage to any target, where X is the total power of the creatures sacrificed this way, then exile this artifact and those creature cards.

Counter target spell.
At the beginning of your next upkeep, pay . If you don't, you lose the game.

, : Tap target artifact, creature, or land.

Horsemanship (This creature can't be blocked except by creatures with horsemanship.)
Whenever Zhao Zilong blocks, it gets +1/+1 until end of turn.

Double target player's life total. Shuffle Beacon of Immortality into its owner's library.

Open a sealed Magic booster pack, reveal the cards, and put one of them into your hand. (Remove that card from your deck before beginning a new game.)

Whenever an opponent attacks you, choose target creature attacking you. Put a stun counter on that creature.
: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Deathtouch
Whenever you draw a card, you gain 2 life.
Whenever an opponent draws a card, they lose 2 life.

(: Add .)

Repeat the following process X times. Each opponent loses 3 life unless that player sacrifices a nonland permanent of their choice or discards a card.

Flying
Whenever a creature you control deals combat damage to a player, create that many Treasure tokens.