Whenever a creature enters under an opponent's control, you may have that player lose 1 life. Unveil {2}{B}{R}({2}{B}{R}: Transform this. Unveil only as a sorcery.)
“Our sworn enemies for generations, and suddenly they bring a gift of gold? Do you not find it suspicious? Turn them away, or we will surely all suffer.”
{T}: Add one mana of any color. Augmented — Whenever a nontoken creature you control enters, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, put a +1/+1 counter on it.
Whenever a token creature you control dies, each opponent loses 2 life.
“The archivists have floors devoted to Parliament's bickering, but they discount the Zadyk as savages. Our stories may not be written down, but they teach far more valuable lessons.”
Whenever you draw a card, you may exile the top card of your library. {3}{U}{U}, Sacrifice Collector of Memories: Shuffle your hand into your library, then put each card exiled with Collector of Memories into its owner's hand.
Creatures you control named Colocolo can't be blocked and have ward {2}. {U}{U}: Put an inspiration counter on target creature. It's named Colocolo in addition to its other names for as long as it has an inspiration counter on it.
If sightings of it weren't extremely rare, would there be so many great warriors named after it?
Shimmer (Whenever this creature attacks, create a tapped and attacking token that's a copy of it. Exile the token at the beginning of the end step.) When Colpah Mystic enters, you may discard a card. If you do, creatures you control named Colpah Mystic get +2/+2 until end of turn.
Whenever Combat Technician attacks, create a 1/1 colorless Servo artifact creature token that's tapped and attacking. Then Combat Technician gets +1/+1 until end of turn for each artifact you control.
Flash When Commanding Princess enters, choose two — • Commanding Princess deals 2 damage to any target and you gain 2 life. • Return target permanent card with mana value 2 or less from your graveyard to your hand. • Destroy target artifact or enchantment. • Create a 1/1 colorless Shapeshifter creature token with changeling.
At the beginning of combat on your turn, you lose 1 life and rouse 1. (Put a +1/+1 counter on a permanent you control. If it isn't a creature, tap it and it becomes a 0/0 creature in addition to its other types.)
When Conscious Taboo enters, look at target opponent's hand. You may exile a noncreature, nonland card from it. For as long as that card remains exiled, its owner may play it. A spell cast this way costs {2} more to cast.
When Contagious Host dies, each player loses 1 life. Revive {2}{B}({2}{B}, Exile this card from your graveyard: Create a token that's a copy of it except it has no mana cost. Revive only as a sorcery.)