Whenever you cast an instant or sorcery spell, create a 2/2 blue Drake creature token with flying.
Other Cats you control get +1/+1 and have protection from Dogs. Whenever one or more Cats you control deal combat damage to a player, destroy up to one target artifact or enchantment that player controls.
Each player may play an additional land on each of their turns. At the beginning of each player’s upkeep, if that player has no cards in hand, that player draws three cards.
The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it’s a permanent card, they put it onto the battlefield.
{T}: Add {C}. {T}: Add {R} or {G}. Talisman of Impulse deals 1 damage to you.
Search your library for a card, put that card into your hand, then shuffle.
Deep-Sea Kraken can’t be blocked. Suspend 9—{2}{U} (Rather than cast this card from your hand, you may pay {2}{U} and exile it with nine time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) Whenever an opponent casts a spell, if Deep-Sea Kraken is suspended, remove a time counter from it.
Lifelink When Murderous Rider dies, put it on the bottom of its owner’s library.
Haste Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan. Sacrifice another creature: Yahenni gains indestructible until end of turn.
Haste Whenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni, Undying Partisan. Sacrifice another creature: Yahenni gains indestructible until end of turn.
Morph {B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) Whenever another nontoken creature you control dies, draw a card.
Relentless Rats gets +1/+1 for each other creature on the battlefield named Relentless Rats. A deck can have any number of cards named Relentless Rats.
Whenever one or more other creatures die, draw a card. This ability triggers only once each turn.