Haste When Collapsing Star Viper enters, you may tap target permanent with mana value X or less. At the beginning of your upkeep, return Collapsing Star Viper to its owner's hand.
Once each turn, when you foretell a card or cast a foretold spell, you may create a tapped Treasure token. (It's an artifact with “{T}, Sacrifice this artifact: Add one mana of any color.”)
“In this world, only two things are certain . . .”
Enchant creature You may cast this spell from your graveyard if it targets a legendary creature you control. Enchanted creature gets +2/+2 and has vigilance.
Creatures you control get +2/+0 until end of turn. Whenever an opponent fails a trial, if Combatant Conflagration is in your graveyard, target creature you control gets +2/+0 until end of turn.
Put a +1/+1 counter on target creature you control. It can't be blocked by more than one creature this turn. Whenever a creature you control attacks alone, return Come Out and Play from your graveyard to your hand.
Whenever a -1/-1 counter is put on a creature you control, you gain 1 life. {1}{B}, Pay 1 life: Untap target Cleric. You may remove a -1/-1 counter from that creature.
Flash When Comforting Presence enters, return target spell with mana value 2 or less to its owner's hand. Whenever an opponent casts their second spell each turn, draw a card.
Target creature you control deals damage equal to its power to up to one other target creature. Then if you've cast another spell this turn, the creature you control gains double strike until end of turn.
As an additional cost to cast this spell, sacrifice a permanent in your portfolio. (Advisors, artifacts, and enchantments you control are in your portfolio.) Draw two cards and you lose 2 life.
When Compose from Dreams enters, you may cast any number of cards named Fatigue from your hand and graveyard without paying their mana costs. Whenever you cast a spell, each opponent loses 1 life. Then you may draw a card if that spell wasn't cast from your hand. Then add {U}{B}{R} if you don't own that spell.
When Condemned Cavalier enters, create a white and black Aura Curse enchantment token named Profane March attached to target player. The token has enchant player and “Whenever a creature enchanted player controls attacks, that player loses 1 life and defending player gains 1 life.”
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.)
(Add a quest counter as this enters. Sacrifice after 3.) Whenever you attack with one or more creatures with power 4 or greater, add a quest counter. Until end of turn, target creature you control gains trample and “Whenever this creature deals combat damage to a player, put a +1/+1 counter on it.” Put two +1/+1 counters on target creature you control. It fights up to one target creature you don't control.
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.
Create a 1/1 white Soldier creature token with vigilance. At the beginning of combat on your turn, you may pay {2}{W}. If you do, creatures you control get +1/+1 until end of turn.
Golden age (If you cast an instant or sorcery spell, activated a nonmana ability, and attacked this turn, enter a renaissance for this game.) Destroy target creature. If you're in a renaissance, you may return a creature card from your graveyard to your hand.