You may spend mana as though it were mana of any color to cast spells with mana value 5 or greater or to activate abilities of permanents or permanent cards with mana value 5 or greater. {T}: Add {C}.
When Serene Initiate enters, 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.) {3}{G}{G}: Creatures you control get +2/+2 and gain trample until end of turn.
{T}: Add one mana of any type that a land you control could produce. Augmented — At the beginning of your end step, if you've spent {W}{U}{B}{R}{G} to cast spells this turn, untap Thriving Budling and put three +1/+1 counters on it.
When Featherfall Ascetic enters, create a 1/1 white and blue Bird creature token with flying. Whenever a nontoken Aura enters enchanting Featherfall Ascetic, for each other creature you control, you may create a token that's a copy of that Aura enchanting that creature.
Whenever a Project you control enters, create two 1/1 colorless Construct artifact creature tokens. Whenever a creature leaves the battlefield, you may put a progress counter on a Project you control.
Extort (Whenever you cast a spell, you may pay {W/B}. If you do, each opponent loses 1 life and you gain that much life.) Whenever you gain life, you may pay {W}. If you do, transform Evigian Noble.
When Kofe-District Scholar enters, draw a card. If Kofe-District Scholar's paranoia cost was paid, draw two cards instead. Paranoia {1}{U}{U}(You may cast this spell for its paranoia cost when a permanent you control leaves the battlefield.)
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Whenever you cast an instant or sorcery spell, up to one other target creature has base power and toughness 0/2 until end of turn.
Defender {1}{U}: Sea Wall gets +0/+1 until end of turn. Whenever Sea Wall perseveres, you may return target creature an opponent controls to its owner's hand. (A creature perseveres when it survives damage.)