Return to Ravnica to Innistrad Era

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.

{1}{B}: Return this card from your graveyard to the battlefield tapped.

Pyroclasm deals 2 damage to each creature.

{T}: This creature deals 1 damage to any target.

Flying

Return target permanent card from your graveyard to your hand.

Enchant creature You control enchanted creature.

Whenever an opponent discards a card, that player loses 2 life.

Whenever a player casts a blue spell, you may gain 1 life.

This creature attacks each combat if able. This creature can't be blocked by Walls.

Draw three cards.

Flying When this creature enters, each player loses 3 life.

Whenever another creature you control with power 3 or greater enters, you may draw a card.

Defender (This creature can't attack.) {3}: Until end of turn, this creature loses defender and gains flying.

Counter target red or green spell.

This spell costs {1} more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

If a red instant or sorcery spell you control would deal damage, it deals double that damage instead.

{1}, Sacrifice this creature: It deals 2 damage to any target.

{2}, {T}: You gain 5 life. Shuffle this artifact and your graveyard into their owner's library.

This creature gets +0/+1 for each Mountain you control.

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Whenever a player casts a red spell, you may gain 1 life.

Search your library for a card, put that card into your hand, then shuffle.