When Tenacious Pup enters the battlefield, you gain 1 life. You get a one-time boon with "When you cast a creature spell, that creature enters with an additional +1/+1 counter, trample counter, and vigilance counter on it."
Counter target instant or sorcery spell unless its controller pays .Storm (When you cast this spell, copy it for each spell cast before it this turn. You may choose new targets for the copies.)
Search your library and graveyard for five cards and exile the rest. Put the chosen cards on top of your library in any order. You lose half your life, rounded up.
Xantcha, Sleeper Agent enters under the control of an opponent of your choice.Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls.: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.
First strikeWhenever Mirri, Weatherlight Duelist attacks, each opponent can't block with more than one creature this combat.As long as Mirri, Weatherlight Duelist is tapped, no more than one creature can attack you each combat.
When Sanguine Brushstroke enters, create a Blood token and conjure a card named Blood Artist onto the battlefield.Whenever you sacrifice a Blood token, each opponent loses 1 life and you gain 1 life.
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)I — Urza's Saga gains ": Add ."II — Urza's Saga gains ", : Create a 0/0 colorless Construct artifact creature token with 'This creature gets +1/+1 for each artifact you control.'"III — Search your library for an artifact card with mana cost or , put it onto the...
At the beginning of each player's upkeep, that player chooses target player who controls more creatures than they do and is their opponent. The first player may reveal cards from the top of their library until they reveal a creature card. If the first player does, that player puts that card onto the battlefield and all other cards revealed this way into...
At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.If a land is tapped for mana, it produces instead of any other type and amount.
Elvish Reclaimer gets +2/+2 as long as there are three or more land cards in your graveyard., , Sacrifice a land: Search your library for a land card, put it onto the battlefield tapped, then shuffle.
Karn, Legacy Reforged's power and toughness are each equal to the greatest mana value among artifacts you control.At the beginning of your upkeep, add for each artifact you control. This mana can't be spent to cast nonartifact spells. Until end of turn, you don't lose this mana as steps and phases end.
Forsaken Crossroads enters tapped.As Forsaken Crossroads enters, choose a color.When Forsaken Crossroads enters, scry 1. If you weren't the starting player, you may untap Forsaken Crossroads instead.: Add one mana of the chosen color.
FlyingWhenever a Dragon you control becomes the target of a spell or ability an opponent controls, destroy target nonland permanent that player controls.
Whenever an opponent casts a spell, you may reveal the top card of your library. If you do, counter that spell if it has the same mana value as the revealed card.
First strikeWhen Gerrard, Weatherlight Hero dies, exile it and return to the battlefield all artifact and creature cards in your graveyard that were put there from the battlefield this turn.
As an additional cost to cast this spell, sacrifice a green creature.Search your library for a green creature card, put it onto the battlefield, then shuffle.
Reach, trampleMultani, Yavimaya's Avatar gets +1/+1 for each land you control and each land card in your graveyard., Return two lands you control to their owner's hand: Return Multani from your graveyard to your hand.
Sunburst (This enters with a charge counter on it for each color of mana spent to cast it.), Sacrifice Engineered Explosives: Destroy each nonland permanent with mana value equal to the number of charge counters on Engineered Explosives.
Look at the top five cards of your library. You may reveal a colorless card from among them and put it into your hand. Then put the rest on the bottom of your library in any order.
, : Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other. (Each deals damage equal to its power to the other.)