Creature — Otter // Sorcery — Adventure
Elusive Otter // Grove's Bounty
Elusive Otter
UCreature — Otter
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Creatures with power less than this creature's power can't block it.
1/1
Grove's Bounty
XGSorcery — Adventure
Distribute X +1/+1 counters among any number of target creatures you control. (Then exile this card. You may cast the creature later from exile.)