First strike (This creature deals combat damage before creatures without first strike.)
Other Knight creatures you control get +1/+1 and have indestructible. (Damage and effects that say "destroy" don't destroy them.)
"If you think you are brave enough to walk the path of honor, follow me into the dragon's den."
Vigilance
Whenever this creature enters or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.
A blazing sun that never sets.
This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.
Flying
: This creature deals 1 damage to target creature defending player controls. Activate only if this creature is attacking.
When a dragon attacks, there are no bystanders.
Haste (This creature can attack and as soon as it comes under your control.)
Other Goblin creatures you control get +1/+1 and have haste.
"We are goblinkind, heirs to the mountain empires of chieftains past. Rest is death to us, and arson is our call to war."
Flying
: Add one mana of any color.
"The gods used their feathers to paint all the colors of the world."
—Yare-Tiva, warden of Gramur forest