mtg.wtf

[+2]: Put two +1/+1 counters on up to one target Dinosaur you control.
[–3]: Target Dinosaur you control deals damage equal to its power to target creature you don't control.
[–7]: Dinosaurs you control get +4/+4 until end of turn.

Hungering Hydra enters the battlefield with X +1/+1 counters on it.
Hungering Hydra can't be blocked by more than one creature.
Whenever Hungering Hydra is dealt damage, put that many +1/+1 counters on it.

{X}{X}{G}: Monstrosity X.
When Hydra Broodmaster becomes monstrous, create X X/X green Hydra creature tokens.

Flying, haste
You may cast sorcery spells as though they had flash.

Flying
When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.
Spells your opponents cast that target Icefall Regent cost {2} more to cast.

Flying
When Imperial Aerosaur enters the battlefield, another target creature you control gets +1/+1 and gains flying until end of turn.

Enrage — Whenever Imperial Ceratops is dealt damage, you gain 2 life.

Flying
Whenever an opponent casts a spell, put a +1/+1 counter on Ishai, Ojutai Dragonspeaker.
Partner

Trample
Kalonian Hydra enters the battlefield with four +1/+1 counters on it.
Whenever Kalonian Hydra attacks, double the number of +1/+1 counters on each creature you control.

As long as you control a Dragon, Kargan Dragonrider has flying.

Flying
Creatures your opponents control enter the battlefield tapped.

Dinosaur spells you cast cost {2} less to cast.

Flying
Whenever a Dragon you control attacks, creatures you control get +1/+0 until end of turn.
Dash {3}{B}{R}

Flying
Whenever another nontoken Dragon enters the battlefield under your control, create a 5/5 red Dragon creature token with flying.
{1}{R}: Dragons you control get +1/+0 until end of turn.

Flying, trample, haste
At the beginning of the end step, Lightning Shrieker's owner shuffles it into their library.

Flying
Metalcraft — When Lumengrid Drake enters the battlefield, if you control three or more artifacts, return target creature to its owner's hand.

Flying
Whenever Majestic Heliopterus attacks, another target Dinosaur you control gains flying until end of turn.

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

When Massacre Wurm enters the battlefield, creatures your opponents control get -2/-2 until end of turn.
Whenever a creature an opponent controls dies, that player loses 2 life.

Flying
When Messenger Drake dies, draw a card.

Flying
When Mindeye Drake dies, target player puts the top five cards of their library into their graveyard.

Flying
Whenever Mindscour Dragon deals combat damage to an opponent, target player puts the top four cards of their library into their graveyard.

Flying
Whenever a player casts an instant or sorcery spell that targets only Mirrorwing Dragon, that player copies that spell for each other creature they control that the spell could target. Each copy targets a different one of those creatures.

This spell can't be countered.
Haste, protection from blue
Mistcutter Hydra enters the battlefield with X +1/+1 counters on it.