Thalia, Guardian of Thraben

First strike
Noncreature spells cost {1} more to cast.

Llanowar Elves

Trample
Whenever a player casts a spell, put a +1/+1 counter on Managorger Hydra.

Whenever you cast a creature spell, draw a card.

All artifacts have "At the beginning of your upkeep, sacrifice this artifact unless you pay {1}."

Flying, lifelink
Creatures entering or dying don't cause abilities to trigger.

Noncreature spells with mana value 4 or greater can't be cast.
Noncreature spells with {X} in their mana costs can't be cast.

{1}{G}, {T}: Target creature you control fights another target creature.

First strike
Creatures and nonbasic lands your opponents control enter tapped.