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."
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.
Avoidance — Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.
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.
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.
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.)
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.
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...
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)Haste (This creature can attack and as soon as it comes under your control.)At the beginning of the end step, sacrifice this creature.
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.
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.