Its a low complexity mechanic, so I can see it used in Arena in other Alchemy sets
(Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 2 life.) Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) Illustrated by Bartomiej Gawe Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
This interferes with prowess as your opponent can no longer freely spam noncreature spells, buff up their creatures, or benefit from those spells effects
Whenever one or more land cards are put into your graveyard from anywhere, draw a card
Considering the relatively low ink cost of all three Ducktails nephew cards, getting this ability rolling early on in a Lorcana game is entirely plausible, as well as being excellent gameplay-wise thanks to the advantage that additional card draw can get you
Any power- or toughness-setting effects that start to apply afterward will overwrite this effect