Confusion

Haste {R}, {T}: Create a 3/1 red Elemental creature token with haste.

Flying {B}: Darklit Gargoyle gets +2/-1 until end of turn.

{1}{W}: Kranioceros gets +0/+3 until end of turn.

Trample, haste At the beginning of the end step, sacrifice Hellspark Elemental. Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the...

{1}{R}, Sacrifice a land: Put a +1/+1 counter on Goblin Razerunners. At the beginning of your end step, you may have Goblin Razerunners deal damage...

First strike {W}{U}{B}{R}{G}: Until end of turn, Dragonsoul Knight becomes a Dragon, gets +5/+3, and gains flying and trample.

At the beginning of your upkeep, if you control a black permanent, you may put a +1/+1 counter on Bloodhall Ooze. At the beginning of your upkeep, ...

When Sedraxis Alchemist enters the battlefield, if you control a blue permanent, return target nonland permanent to its owner's hand.

Salvage Slasher gets +1/+0 for each artifact card in your graveyard.

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefi...

Flying Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.) {2}{R}: Pestilent Kathari gains first strike until end o...

As Nyxathid enters the battlefield, choose an opponent. Nyxathid gets -1/-1 for each card in the chosen player's hand.

Whenever an opponent draws a card, if you control a red permanent, you may have Kederekt Parasite deal 1 damage to that player.

Whenever Infectious Horror attacks, each opponent loses 2 life.

When Grixis Slavedriver leaves the battlefield, create a 2/2 black Zombie creature token. Unearth {3}{B} ({3}{B}: Return this card from your gravey...

{W}{U}{B}{R}{G}: Fleshformer gets +2/+2 and gains fear until end of turn. Target creature gets -2/-2 until end of turn. Activate only during your t...

Flying Whenever another creature leaves the battlefield, you may have target player mill two cards. Unearth {2}{B} ({2}{B}: Return this card from y...

{1}{U}{R}: Dreadwing gets +3/+0 and gains flying until end of turn.

Flying Domain — Aven Trailblazer's toughness is equal to the number of basic land types among lands you control.

{W}{B}: Scornful Aether-Lich gains fear and vigilance until end of turn. (Attacking doesn't cause it to tap, and it can't be blocked except by arti...

Flying When Parasitic Strix enters the battlefield, if you control a black permanent, target player loses 2 life and you gain 2 life.

{U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

Trample Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Shroud (This creature can't be the target of ...