This spell costs {1} less to cast for each creature type among creatures you control. This effect can't reduce the amount of mana this spell costs by more than {5}. Changeling Double strike
Haste Whenever Valiant Emberkin enters or attacks, target creature you control perpetually gets +1/+0. If a creature you control becoming the target of a spell or ability causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.
Roll two d6 and choose one result. Destroy each creature with power greater than or equal to that result. Then create a number of 2/2 white Knight creature tokens with vigilance equal to the other result.
Target creature you control gets +2/+0 until end of turn. When that creature leaves the battlefield this turn, you get a boon with "When you cast your next creature spell, it perpetually gets +2/+0." Draw a card.
When Valki enters, each opponent reveals their hand. For each opponent, exile a creature card they revealed this way until Valki leaves the battlefield. {X}: Choose a creature card exiled with Valki with mana value X. Valki becomes a copy of that card.
If a source an opponent controls would deal damage to you or a permanent you control, prevent 1 of that damage. Whenever you or another permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}.
Rulebreaker — If Valko Indorian, Researcher is your Commander, you may include all artifacts and enchantments in your deck regardless of color identity. Artifacts and enchantments you own everywhere become both types. (This applies to your library, hand, battlefield, and so on.) Whenever you cast an artifact or enchantment spell, put a +1/+1 counter on Valko Indorian.
Flying Lifelink At the beginning of each end step, if you gained 4 or more life this turn, create a 4/4 white Angel creature token with flying and vigilance.
Whenever a nontoken, non-Angel creature you control dies, return that card to the battlefield under its owner's control with a +1/+1 counter on it. It has flying and is an Angel in addition to its other types.
When this Equipment enters, you may pay {4}{W}. If you do, create a 4/4 white Angel Warrior creature token with flying and vigilance, then attach this Equipment to it. Equipped creature gets +2/+1. Equip {3}
Flash You may cast noncreature spells as though they had flash. Whenever you cast a noncreature spell, Birds, Frogs, Otters, and Rats you control get +1/+1 until end of turn. Untap them.
Gift a Food Creatures you control get +2/+0 until end of turn. If the gift was promised, target creature you control gains first strike until end of turn.
Menace Whenever this creature attacks, each opponent loses X life and you gain X life, where X is the number of other Squirrels, Bats, Lizards, and Rats you control.
We all share one life and one death. —Rotcaller saying
Flying, first strike, lifelink Crew 3 Cycling {X}{2}{W} When you cycle this card, create X 1/1 colorless Pilot creature tokens with "This token saddles Mounts and crews Vehicles as though its power were 2 greater."
Whenever your team attacks with exactly two creatures, those creatures gain double strike until end of turn. Whenever chaos ensues, untap up to two target creatures your team controls. If it's a main phase, there is an additional combat phase after this phase, followed by an additional main phase.