mtg.wtf

Flash
At the beginning of your upkeep, for each creature you control that's a Wolf or a Werewolf, create a 2/2 green Wolf creature token.

Morbid — When Hollowhenge Scavenger enters, if a creature died this turn, you gain 5 life.

Homura, Human Ascendant can't block.
When Homura dies, return it to the battlefield flipped.

Hooded Horror can't be blocked as long as defending player controls the most creatures or is tied for the most.

Daybound

Delve
Trample

Flying
When Horizon Scholar enters, scry 2.

Flying
Whenever a creature becomes the target of a spell or ability, destroy that creature.

Whenever you cycle or discard another card, Horror of the Broken Lands gets +2/+1 until end of turn.
Cycling {B}

When Hostile Investigator enters, target opponent discards a card.
Whenever one or more players discard one or more cards, investigate. This ability triggers only once each turn.

Haste
Hotheaded Giant enters with two -1/-1 counters on it unless you've cast another red spell this turn.

When Hotshot Investigators enters, return up to one other target creature to its owner's hand. If you controlled it, investigate.

Creatures with power less than Howlgeist's power can't block it.
Undying

Vigilance
Howling Galefang has haste as long as you own a card in exile that has an Adventure.

Whenever a permanent you control is dealt damage, Howlpack Avenger deals that much damage to any target.
{1}{R}: Howlpack Avenger gets +2/+0 until end of turn.
Nightbound

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Howlpack of Estwald.

Cycling {3}

As long as you control a green or blue permanent, you may cast Hungering Yeti as though it had flash.

Menace
When Hunted Nightmare enters, target opponent puts a deathtouch counter on a creature they control.

Hunted Phantasm can't be blocked.
When Hunted Phantasm enters, target opponent creates five 1/1 red Goblin creature tokens.

{0}: Hyalopterous Lemure gets -1/-0 and gains flying until end of turn.

Flying, haste
You may cast sorcery spells as though they had flash.

Deathtouch
{6}{B}{B}: Monstrosity 3.
When Hythonia the Cruel becomes monstrous, destroy all non-Gorgon creatures.

Flying
When Icefall Regent enters, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.
Spells your opponents cast that target Icefall Regent cost {2} more to cast.

Trample
Remove a ki counter from Ichiga, Who Topples Oaks: Target creature gets +2/+2 until end of turn.