Flying, haste
When Karrthus, Tyrant of Jund enters the battlefield, gain control of all Dragons, then untap all Dragons.
Other Dragon creatures you control have haste.

Flying
When Kathari Bomber deals combat damage to a player, create two 1/1 red Goblin creature tokens and sacrifice Kathari Bomber.
Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying
: Regenerate Kathari Remnant.
Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Each other multicolored creature you control gets +1/+1 for each of its colors.

Whenever Knotvine Paladin attacks, it gets +1/+1 until end of turn for each untapped creature you control.

Lavalanche deals X damage to target player or planeswalker and each creature that player or that planeswalker's controller controls.

When Leonin Armorguard enters the battlefield, creatures you control get +1/+1 until end of turn.

, : Create a 1/1 blue and black Zombie Wizard creature token.
: Target player loses X life and mills X cards, where X is the number of Zombies you control.

Haste; fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Whenever Lightning Reaver deals combat damage to a player, put a charge counter on it.
At the beginning of your end step, Lightning Reaver deals damage equal to the number of charge counters on it to each opponent.

Lord of Extinction's power and toughness are each equal to the number of cards in all graveyards.

Whenever you draw a card, put a +1/+1 counter on Lorescale Coatl.

Creatures you control have haste.

The first spell you cast each turn has cascade. (When you cast your first spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Destroy target nonland permanent and all other permanents with the same name as that permanent.

Whenever equipped creature attacks, it deals damage equal to its power to the player or planeswalker it's attacking.
Equip

Enchant creature
Enchanted creature gets +2/+0 and has flying.

Double strike

Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.)
When Marrow Chomper enters the battlefield, you gain 2 life for each creature it devoured.

Equipped creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)
Whenever equipped creature deals combat damage to a player, you may draw a card.
Equip

At the beginning of your upkeep, put a +1/+1 counter on each creature you control if you control a creature with power 5 or greater. Then you gain 10 life if you control a creature with power 10 or greater. Then you win the game if you control a creature with power 20 or greater.