When he comes into play, you pick a number between 1 and 10, and whenever your opponent casts a spell with that CMC, they lose two life and you get a card
Lilysplash Mentor allows you to pay o ne green, one blue, and one generic mana to exile Pond Prophet and return it to play with a +1/+1 counter, earning yourself another card draw
It then provides you a method of getting those counters by pinging creatures
(2/4/2023) Multiple instances of toxic are cumulative
Ive gone over the features a card needs to qualify as good enough for Yuriko at some length, but a quick recap: ideally, a Yuriko-enabler will cost one mana or less, have some variant of evasion, and carry some extra utility to boot
With these factors in mind, how did DMR turn out