League of Legends

Whenever you cast a red spell, untap Annie, the Dark Child.
: Annie deals 4 damage to any target. If you’ve casted two or more red instant and/or sorcery abilities, create a 6/6 red Bear Elemental creature unit with Haste called Tibbers.

Brand has Mage.
When Brand, enters the battlefield, it deals 5 damage divided as you choose among any number of targets.
Whenever a land enters the battlefield under your control, Brand deals 7 damage to any target. If that land is a Mountain, Brand, deals 10 damage to that permanent or player instead.

Corki, Daring Bombardier has haste.
When Corki enters the battlefield, you may put a Vehicle with flying with converted mana cost 4 or less into the battlefield.
Whenever Corki crews a vehicle with flying, that vehicle gains haste and first strike.
”Hello, I’m Mr. Death from Above!”

Graves, the Outlaw has Haste and Marksman (Whenever this creature deals damage
to a player, it deals twice that damage to that player.)
Graves enters the battlefield with two ammo counters on it. Whenever you assign Graves to do combat damage, remove an ammo counter from it. For each ammo counter removed, Graves deals 5 damage to any target.
Whenever you tap Graves, put an ammo counter on it.

Discard a card at random: Jinx, the Loose Cannon deals X damage to target creature or player, where X is that card's converted mana cost. If it is an artifact, Jinx gets an additional +Y/+0, where Y is the card's converted mana cost.

At the beginning of each other player's upkeep, you may discard a card to draw a card. If it is a noncreature artifact card, draw two cards instead.