Whenever another creature enters the battlefield, you may put X +1/+1 counters on Hamletback Goliath, where X is that creature's power.

Hanabi Blast deals 2 damage to any target. Return Hanabi Blast to its owner's hand, then discard a card at random.

Buyback (You may pay an additional as you cast this spell. If you do, put this card into your hand as it resolves.)
Creatures you control get +1/+0 until end of turn.
Storm (When you cast this spell, copy it for each spell cast before it this turn.)

Hedge Troll gets +1/+1 as long as you control a Plains.
: Regenerate Hedge Troll.

: Hematite Golem gets +2/+0 until end of turn.

Hulking Cyclops can't block.

Flying
Soulshift 4 (When this creature dies, you may return target Spirit card with converted mana cost 4 or less from your graveyard to your hand.)

Trample
When Hunted Horror enters the battlefield, target opponent creates two 3/3 green Centaur creature tokens with protection from black.

Radiance — Until end of turn, target creature and each other creature that shares a color with it gain "This creature can't block."

Target creature attacks this turn if able.
Splice onto Arcane (As you cast an Arcane spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effects to that spell.)

Trample
When Iwamori of the Open Fist enters the battlefield, each opponent may put a legendary creature card from their hand onto the battlefield.

Jagged-Scar Archers's power and toughness are each equal to the number of Elves you control.
: Jagged-Scar Archers deals damage equal to its power to target creature with flying.

, Sacrifice two lands: Destroy target land.

Whenever Keldon Berserker attacks, if you control no untapped lands, it gets +3/+0 until end of turn.

First strike
Suspend 4— (Rather than cast this card from your hand, you may pay and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, cast it without paying its mana cost. It has haste.)

: Add .
, : Create a 0/1 red Kobold creature token named Kobolds of Kher Keep.

, Sacrifice an artifact: Target creature can't block this turn.

Whenever you cast a Spirit or Arcane spell, target opponent exiles a card from their hand.

When Lashknife Barrier enters the battlefield, draw a card.
If a source would deal damage to a creature you control, it deals that much damage minus 1 to that creature instead.

If Leyline of Lightning is in your opening hand, you may begin the game with it on the battlefield.
Whenever you cast a spell, you may pay . If you do, Leyline of Lightning deals 1 damage to target player or planeswalker.