Trample
Whenever you cast a spell, this creature gains indestructible until end of turn.

Sliver creatures you control have menace.

Landfall — Whenever a land you control enters, this creature gains first strike until end of turn.

Trample
Whenever another Dinosaur you control enters, you may have this creature's base power become equal to that creature's power until end of turn.

During your turn, each non-Equipment artifact and non-Aura enchantment you control with mana value 4 or greater is a 4/4 Elemental creature in addition to its other types and has indestructible, haste, and "Whenever this creature deals combat damage to a player, draw a card."

Enrage — Whenever this creature is dealt damage, put a +1/+1 counter on each other creature you control.

When this creature enters, draw a card, then discard a card.

As long as you had another creature enter the battlefield under your control this turn, this creature has trample and indestructible.

Flying
Whenever this creature deals damage to a creature, this creature deals 3 damage to that creature's controller and 3 damage to you.

At the beginning of your end step, each player loses 4 life unless they sacrifice a nontoken creature of their choice.

Raid — When this creature enters, you lose 4 life unless you attacked this turn.

Intimidate
Other green creatures you control have intimidate.

: This creature gets +1/+0 until end of turn.

Starting intensity 1
Whenever Bellowsbreath Ogre attacks, it deals damage equal to its intensity to any target, then perpetually increase its intensity by 1.

Flying, hexproof
Megamorph
When this creature is turned face up, put a +1/+1 counter on each other Dragon creature you control.

Flying
Whenever a source deals damage to this creature, that source's controller mills that many cards.

When this creature enters, create three 1/1 colorless Shapeshifter creature tokens with changeling.
Encore

Lifelink
This creature can't be blocked by creatures with power 3 or greater.

Equipped creature has base power and toughness 10/10.
Equip . This ability costs less to activate, where X is the power of the creature it targets.

Trample
Permanent spells you cast that have an Adventure cost less to cast.

Kicker
When this creature enters, if it was kicked, destroy target land.

Vigilance
Enlist

, : Draw a card.