Urza's Saga

When a spell or ability an opponent controls causes you to discard Metrognome, create four 1/1 colorless Gnome artifact creature tokens. {4}, {T}: ...

At the beginning of your upkeep, you may put a verse counter on Midsummer Revel. {G}, Sacrifice Midsummer Revel: Create X 3/3 green Beast creature ...

When an opponent controls a creature with power 4 or greater, if Hidden Predators is an enchantment, Hidden Predators becomes a 4/4 Beast creature.

At the beginning of your upkeep, flip a coin. If you lose the flip, return Scoria Wurm to its owner's hand.

If a red spell would deal damage to a permanent or player, it deals that much damage plus 1 to that permanent or player instead.

Okk can't attack unless a creature with greater power also attacks. Okk can't block unless a creature with greater power also blocks.

At the beginning of your upkeep, you may put a verse counter on Rumbling Crescendo. {R}, Sacrifice Rumbling Crescendo: Destroy up to X target lands...

Whenever Electryte deals combat damage to defending player, it deals damage equal to its power to each blocking creature.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) {T}: Add {B}{B}{B}{B}. Target opponent gains control of Wi...

At the beginning of each player's end step, Antagonism deals 2 damage to that player unless one of their opponents was dealt damage this turn.

Vebulid enters the battlefield with a +1/+1 counter on it. At the beginning of your upkeep, you may put a +1/+1 counter on Vebulid. When Vebulid at...

All creatures are black.

{T}: Elite Archers deals 3 damage to target attacking or blocking creature.

At the beginning of your upkeep, you may put a verse counter on Discordant Dirge. {B}, Sacrifice Discordant Dirge: Look at target opponent's hand a...